diff --git a/app/src/processing/app/Base.java b/app/src/processing/app/Base.java
index 112c96193..df06857e6 100644
--- a/app/src/processing/app/Base.java
+++ b/app/src/processing/app/Base.java
@@ -55,9 +55,9 @@ import processing.data.StringList;
 public class Base {
   // Added accessors for 0218 because the UpdateCheck class was not properly
   // updating the values, due to javac inlining the static final values.
-  static private final int REVISION = 246;
+  static private final int REVISION = 247;
   /** This might be replaced by main() if there's a lib/version.txt file. */
-  static private String VERSION_NAME = "0246"; //$NON-NLS-1$
+  static private String VERSION_NAME = "0247"; //$NON-NLS-1$
   /** Set true if this a proper release rather than a numbered revision. */
 
   /** True if heavy debugging error/log messages are enabled */
diff --git a/app/src/processing/app/Sketch.java b/app/src/processing/app/Sketch.java
index 8adcb7993..c3d6382f5 100644
--- a/app/src/processing/app/Sketch.java
+++ b/app/src/processing/app/Sketch.java
@@ -39,6 +39,7 @@ import java.awt.event.KeyEvent;
 import java.beans.PropertyChangeEvent;
 import java.beans.PropertyChangeListener;
 import java.io.*;
+import java.util.ArrayList;
 import java.util.List;
 
 import javax.swing.*;
@@ -143,44 +144,19 @@ public class Sketch {
     codeFolder = new File(folder, "code");
     dataFolder = new File(folder, "data");
 
-    // get list of files in the sketch folder
-    String list[] = folder.list();
+    List<String> filenames = new ArrayList<>();
+    List<String> extensions = new ArrayList<>();
 
-    // reset these because load() may be called after an
-    // external editor event. (fix for 0099)
-    codeCount = 0;
+    getSketchCodeFiles(filenames, extensions);
 
-    code = new SketchCode[list.length];
+    codeCount = filenames.size();
+    code = new SketchCode[codeCount];
 
-    String[] extensions = mode.getExtensions();
-
-    for (String filename : list) {
-      // Ignoring the dot prefix files is especially important to avoid files
-      // with the ._ prefix on Mac OS X. (You'll see this with Mac files on
-      // non-HFS drives, i.e. a thumb drive formatted FAT32.)
-      if (filename.startsWith(".")) continue;
-
-      // Don't let some wacko name a directory blah.pde or bling.java.
-      if (new File(folder, filename).isDirectory()) continue;
-
-      // figure out the name without any extension
-      String base = filename;
-      // now strip off the .pde and .java extensions
-      for (String extension : extensions) {
-        if (base.toLowerCase().endsWith("." + extension)) {
-          base = base.substring(0, base.length() - (extension.length() + 1));
-
-          // Don't allow people to use files with invalid names, since on load,
-          // it would be otherwise possible to sneak in nasty filenames. [0116]
-          if (isSanitaryName(base)) {
-            code[codeCount++] =
-              new SketchCode(new File(folder, filename), extension);
-          }
-        }
-      }
+    for (int i = 0; i < codeCount; i++) {
+      String filename = filenames.get(i);
+      String extension = extensions.get(i);
+      code[i] = new SketchCode(new File(folder, filename), extension);
     }
-    // Remove any code that wasn't proper
-    code = (SketchCode[]) PApplet.subset(code, 0, codeCount);
 
     // move the main class to the first tab
     // start at 1, if it's at zero, don't bother
@@ -204,6 +180,39 @@ public class Sketch {
   }
 
 
+  public void getSketchCodeFiles(List<String> outFilenames,
+                                 List<String> outExtensions) {
+    // get list of files in the sketch folder
+    String list[] = folder.list();
+
+    for (String filename : list) {
+      // Ignoring the dot prefix files is especially important to avoid files
+      // with the ._ prefix on Mac OS X. (You'll see this with Mac files on
+      // non-HFS drives, i.e. a thumb drive formatted FAT32.)
+      if (filename.startsWith(".")) continue;
+
+      // Don't let some wacko name a directory blah.pde or bling.java.
+      if (new File(folder, filename).isDirectory()) continue;
+
+      // figure out the name without any extension
+      String base = filename;
+      // now strip off the .pde and .java extensions
+      for (String extension : mode.getExtensions()) {
+        if (base.toLowerCase().endsWith("." + extension)) {
+          base = base.substring(0, base.length() - (extension.length() + 1));
+
+          // Don't allow people to use files with invalid names, since on load,
+          // it would be otherwise possible to sneak in nasty filenames. [0116]
+          if (isSanitaryName(base)) {
+            if (outFilenames != null) outFilenames.add(filename);
+            if (outExtensions != null) outExtensions.add(extension);
+          }
+        }
+      }
+    }
+  }
+
+
   /**
    * Reload the current sketch. Used to update the text area when
    * an external editor is in use.
diff --git a/app/src/processing/app/Util.java b/app/src/processing/app/Util.java
index 8e51428a0..4dd579781 100644
--- a/app/src/processing/app/Util.java
+++ b/app/src/processing/app/Util.java
@@ -23,6 +23,7 @@
 package processing.app;
 
 import java.io.*;
+import java.nio.file.Files;
 import java.util.Enumeration;
 import java.util.Vector;
 import java.util.zip.*;
@@ -301,7 +302,7 @@ public class Util {
 
   /**
    * Remove all files in a directory and the directory itself.
-   * Prints error messages with failed filenames.
+   * Prints error messages with failed filenames. Does not follow symlinks.
    */
   static public boolean removeDir(File dir) {
     return removeDir(dir, true);
@@ -310,22 +311,25 @@ public class Util {
   /**
    * Remove all files in a directory and the directory itself.
    * Optinally prints error messages with failed filenames.
+   * Does not follow symlinks.
    */
   static public boolean removeDir(File dir, boolean printErrorMessages) {
     if (!dir.exists()) return true;
 
     boolean result = true;
-    File[] files = dir.listFiles();
-    if (files != null) {
-      for (File child : files) {
-        if (child.isFile()) {
-          boolean deleted = child.delete();
-          if (!deleted && printErrorMessages) {
-            System.err.println("Could not delete " + child.getAbsolutePath());
+    if (!Files.isSymbolicLink(dir.toPath())) {
+      File[] files = dir.listFiles();
+      if (files != null) {
+        for (File child : files) {
+          if (child.isFile()) {
+            boolean deleted = child.delete();
+            if (!deleted && printErrorMessages) {
+              System.err.println("Could not delete " + child.getAbsolutePath());
+            }
+            result &= deleted;
+          } else if (child.isDirectory()) {
+            result &= removeDir(child, printErrorMessages);
           }
-          result &= deleted;
-        } else if (child.isDirectory()) {
-          result &= removeDir(child, printErrorMessages);
         }
       }
     }
diff --git a/app/src/processing/app/contrib/ContributionListing.java b/app/src/processing/app/contrib/ContributionListing.java
index 8d94f8248..cf35ff628 100644
--- a/app/src/processing/app/contrib/ContributionListing.java
+++ b/app/src/processing/app/contrib/ContributionListing.java
@@ -585,6 +585,11 @@ public class ContributionListing {
         count++;
       }
     }
+    for (ExamplesContribution ec : base.getExampleContribs()) {
+      if (hasUpdates(ec)) {
+        count++;
+      }
+    }
     return count;
   }
 
diff --git a/app/src/processing/app/ui/About.java b/app/src/processing/app/ui/About.java
index 4eda1206f..a84a680c5 100644
--- a/app/src/processing/app/ui/About.java
+++ b/app/src/processing/app/ui/About.java
@@ -26,13 +26,18 @@ import java.awt.Color;
 import java.awt.Font;
 import java.awt.Frame;
 import java.awt.Graphics;
+import java.awt.Graphics2D;
+import java.awt.RenderingHints;
 import java.awt.Window;
+import java.awt.event.KeyAdapter;
+import java.awt.event.KeyEvent;
 import java.awt.event.MouseAdapter;
 import java.awt.event.MouseEvent;
 
 import javax.swing.ImageIcon;
 
 import processing.app.Base;
+import processing.app.Platform;
 
 
 public class About extends Window {
@@ -65,23 +70,42 @@ public class About extends Window {
       }
     });
 
+    addKeyListener(new KeyAdapter() {
+      public void keyTyped(KeyEvent e) {
+        System.out.println(e);
+        if (e.getKeyCode() == KeyEvent.VK_ESCAPE) {
+          dispose();
+        }
+      }
+    });
+
 //    Dimension screen = Toolkit.getScreenSize();
 //    setBounds((screen.width-width)/2, (screen.height-height)/2, width, height);
-    setLocationRelativeTo(null);
+    setSize(width, height);
+//    setLocationRelativeTo(null);
+    setLocationRelativeTo(frame);
     setVisible(true);
+    requestFocus();
   }
 
 
   public void paint(Graphics g) {
+//    Graphics2D g2 = Toolkit.prepareGraphics(g);
+//    g2.scale(0.5, 0.5);
+
+    Graphics2D g2 = (Graphics2D) g;
+    // OS X looks better doing its own thing, Windows and Linux need AA
+    g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING,
+                        Platform.isMacOS() ?
+                        RenderingHints.VALUE_TEXT_ANTIALIAS_DEFAULT :
+                        RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
+
     g.drawImage(icon.getImage(), 0, 0, width, height, null);
+//    g.setColor(Color.ORANGE);
+//    g.fillRect(0, 0, width, height);
 
-//    Graphics2D g2 = (Graphics2D) g;
-//    g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING,
-//                        RenderingHints.VALUE_TEXT_ANTIALIAS_OFF);
-
-    g.setFont(Toolkit.getSansFont(Font.PLAIN, 10));
-    //g.setFont(new Font("SansSerif", Font.PLAIN, 10)); //$NON-NLS-1$
-    g.setColor(Color.white);
+    g.setFont(Toolkit.getSansFont(12, Font.PLAIN));
+    g.setColor(Color.WHITE);
     g.drawString(Base.getVersionName(), 26, 29);
   }
 }
\ No newline at end of file
diff --git a/app/src/processing/app/ui/ChangeDetector.java b/app/src/processing/app/ui/ChangeDetector.java
index 081f42334..866d2ffc4 100644
--- a/app/src/processing/app/ui/ChangeDetector.java
+++ b/app/src/processing/app/ui/ChangeDetector.java
@@ -5,7 +5,6 @@ import java.awt.Frame;
 import java.awt.event.WindowEvent;
 import java.awt.event.WindowFocusListener;
 import java.io.File;
-import java.io.FilenameFilter;
 import java.lang.reflect.InvocationTargetException;
 import java.util.ArrayList;
 import java.util.List;
@@ -79,19 +78,12 @@ public class ChangeDetector implements WindowFocusListener {
 
   private boolean checkFileCount() {
     // check file count first
-    File sketchFolder = sketch.getFolder();
-    File[] sketchFiles = sketchFolder.listFiles(new FilenameFilter() {
-      @Override
-      public boolean accept(File dir, String filename) {
-        for (String ext : editor.getMode().getExtensions()) {
-          if (filename.toLowerCase().endsWith(ext.toLowerCase())) {
-            return true;
-          }
-        }
-        return false;
-      }
-    });
-    int fileCount = sketchFiles.length;
+
+    List<String> filenames = new ArrayList<>();
+
+    sketch.getSketchCodeFiles(filenames, null);
+
+    int fileCount = filenames.size();
 
     // Was considering keeping track of the last "known" number of files
     // (instead of using sketch.getCodeCount() here) in case the user
diff --git a/app/src/processing/app/ui/EditorFooter.java b/app/src/processing/app/ui/EditorFooter.java
index f81e41465..80c5c50dc 100644
--- a/app/src/processing/app/ui/EditorFooter.java
+++ b/app/src/processing/app/ui/EditorFooter.java
@@ -73,7 +73,7 @@ public class EditorFooter extends Box {
   Color[] tabColor = new Color[2];
 
   Color updateColor;
-  int updateLeft, updateRight;
+  int updateLeft;
 
   Editor editor;
 
@@ -87,6 +87,7 @@ public class EditorFooter extends Box {
   int imageW, imageH;
 
   Image gradient;
+  Color bgColor;
 
   JPanel cardPanel;
   CardLayout cardLayout;
@@ -172,6 +173,11 @@ public class EditorFooter extends Box {
     updateColor = mode.getColor("footer.updates.color");
 
     gradient = mode.makeGradient("footer", 400, HIGH);
+    // Set the default background color in case the window size reported
+    // incorrectly by the OS, or we miss an update event of some kind
+    // https://github.com/processing/processing/issues/3919
+    bgColor = mode.getColor("footer.gradient.bottom");
+    setBackground(bgColor);
   }
 
 
@@ -191,7 +197,7 @@ public class EditorFooter extends Box {
               repaint();
             }
           }
-          if (x > updateLeft) {
+          if (updateCount > 0 && x > updateLeft) {
             ContributionManager.openUpdates();
           }
         }
@@ -293,6 +299,9 @@ public class EditorFooter extends Box {
         final String updateLabel = "Updates";
         String updatesStr = "" + updateCount;
         double countWidth = font.getStringBounds(updatesStr, frc).getWidth();
+        if (fontAscent > countWidth) {
+          countWidth = fontAscent;
+        }
         float diameter = (float) (countWidth * 1.65f);
         float ex = getWidth() - Editor.RIGHT_GUTTER - diameter;
         float ey = (getHeight() - diameter) / 2;
diff --git a/build/build.xml b/build/build.xml
index 4ff38830e..0e145eb69 100644
--- a/build/build.xml
+++ b/build/build.xml
@@ -393,9 +393,9 @@
       <fileset dir="${examples.dir}" />
     </copy>
 
+    <!-- removed ignoreerrors="true" for 3.0 release process -->
     <get src="http://download.processing.org/reference.zip" 
          dest="../java/reference.zip" 
-         ignoreerrors="true"
          usetimestamp="true" />
 
     <unzip dest="${target.path}/modes/java" 
diff --git a/build/shared/revisions.txt b/build/shared/revisions.txt
index fb11dcb96..11a3ded0a 100644
--- a/build/shared/revisions.txt
+++ b/build/shared/revisions.txt
@@ -1,3 +1,112 @@
+PROCESSING 3.0 (REV 0246) - 30 September 2015, 3pm ET
+
+This one is huge. 
+
+This document covers (in detail) the individual changes between releases. 
+For an overview abut what's new, different, and exceptional in 3.0, read:
+https://github.com/processing/processing/wiki/Changes-in-3.0
+
+Most of the changes from the previous beta involve the final beautification
+of the GUI, and the beatification of the error checker and auto-completion
+features. 
+
+
+[ gui updates and fixes ] 
+
++ "Saving" messages never clear on "Save As"
+  https://github.com/processing/processing/issues/3861
+
++ Show number of updates available in the footer
+  https://github.com/processing/processing/issues/3518
+  https://github.com/processing/processing/pull/3896
+  https://github.com/processing/processing/pull/3901
+
++ Click the "Updates" item in the footer to open the Contribution Manager
+
++ Make breakpoints more prominent
+  https://github.com/processing/processing/issues/3307
+
++ Implement the side gradient on the Editor
+
++ Replace startup/about screen (1x and 2x versions)
+  https://github.com/processing/processing/issues/3665
+
++ Implement splash screen on OS X. Shout out to this article:
+  http://www.randelshofer.ch/oop/javasplash/javasplash.html
+
++ Make the left edge of the Console match the Error List
+  https://github.com/processing/processing/issues/3904
+
++ Windows suggests "Documents" as a new location for the 3.0 sketchbook
+  https://github.com/processing/processing/issues/3920
+
+
+[ errors and warnings: the checking and completion story ]
+
++ error checker/suggestions fixes
+  https://github.com/processing/processing/pull/3871
+  https://github.com/processing/processing/pull/3879
+
++ Hide useless error in error checker
+  https://github.com/processing/processing/pull/3887
+
++ Error checker updates for toggle and listeners
+  https://github.com/processing/processing/pull/3915
+
++ If fewer lines in sketch than can be shown in window, show ticks adjacent
+  https://github.com/processing/processing/pull/3903
+
++ Distinguish errors and warnings in the error list
+  https://github.com/processing/processing/issues/3406
+
++ Clicking an error or warning should give the focus back to the editor
+  https://github.com/processing/processing/pull/3905
+
++ Fix placement and visual design when showing error on hover
+  https://github.com/processing/processing/issues/3173
+
++ Fix the design of the completions window, new icons, etc
+  https://github.com/processing/processing/issues/3906
+
++ Update status error/warning when changing the line
+  https://github.com/processing/processing/pull/3907
+
+
+[ contribution manager ] 
+
++ Contributions filter ignored after clicking Install
+  https://github.com/processing/processing/issues/3826
+  https://github.com/processing/processing/pull/3872
+  https://github.com/processing/processing/pull/3883
+
++ Exception in thread "Contribution List Downloader"
+  https://github.com/processing/processing/issues/3882
+  https://github.com/processing/processing/pull/3884
+
++ Grab bag of Contribution Manager fixes
+  https://github.com/processing/processing/issues/3895
+  https://github.com/processing/processing/pull/3897
+
++ ArrayIndexOutOfBoundsException freak out when clicking the header line
+
+
+[ plumbing ] 
+
++ Fix nasty file counting problem in the change detector
+  https://github.com/processing/processing/pull/3917
+  https://github.com/processing/processing/issues/3898
+  https://github.com/processing/processing/issues/3387
+
++ Clean up delete dir function
+  https://github.com/processing/processing/pull/3910
+
++ Don't follow symlinks when deleting directories
+  https://github.com/processing/processing/pull/3916
+
+
+. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
+
+
 PROCESSING 3.0b7 (REV 0245) - 22 September 2015
 
 It's 8:57pm and Jakub and Ben are still holed up at Fathom's studio in Boston.
diff --git a/core/done.txt b/core/done.txt
index edd46e6af..6e4efb735 100644
--- a/core/done.txt
+++ b/core/done.txt
@@ -1,3 +1,38 @@
+0246 the papal visit (3.0)
+X implement high-performance/async image saving
+X   Use PBOs for async texture copy
+X   https://github.com/processing/processing/issues/3569
+X   https://github.com/processing/processing/pull/3863
+X   https://github.com/processing/processing/pull/3869
+X Textures disappearing in beta 7 (might be WeakReference regression)
+X   https://github.com/processing/processing/issues/3858
+X   https://github.com/processing/processing/pull/3874
+X   https://github.com/processing/processing/pull/3875
+X Convert all documented hacky keys in OpenGL
+X   https://github.com/processing/processing/pull/3888
+X Frame size displays incorrectly if surface.setResizable(true)
+X   https://github.com/processing/processing/issues/3868
+X   https://github.com/processing/processing/pull/3880
+X displayWidth, displayHeight, full screen, display number
+X   https://github.com/processing/processing/pull/3893
+X   https://github.com/processing/processing/issues/3865
+X OpenGL with fullScreen() always opens on default display
+X   https://github.com/processing/processing/issues/3889
+X   https://github.com/processing/processing/issues/3797
+X   https://github.com/processing/processing/pull/3892
+
+cleaning
+o move AWT image loading into PImageAWT
+o   look into how GL and FX will handle from there
+o run only the necessary pieces on the EDT
+o   in part because FX doesn't even use the EDT
+o   re-check the Linux frame visibility stuff
+X   cleaned most of this as far as we can go
+o Ubuntu Unity prevents full screen from working properly
+X   https://github.com/processing/processing/issues/3158
+X   can't fix; upstream problem, added to the wiki
+
+
 0245 core (3.0b7)
 X surface.setLocation(x,y) not working with the default renderer
 X   https://github.com/processing/processing/issues/3821
diff --git a/core/src/processing/core/PApplet.java b/core/src/processing/core/PApplet.java
index a55efbf6f..6741c8407 100644
--- a/core/src/processing/core/PApplet.java
+++ b/core/src/processing/core/PApplet.java
@@ -6408,7 +6408,7 @@ public class PApplet implements PConstants {
           fileChooser.setDialogTitle(prompt);
           fileChooser.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
           if (defaultSelection != null) {
-            fileChooser.setSelectedFile(defaultSelection);
+            fileChooser.setCurrentDirectory(defaultSelection);
           }
 
           int result = fileChooser.showOpenDialog(parentFrame);
diff --git a/core/todo.txt b/core/todo.txt
index 276166288..c230e295d 100644
--- a/core/todo.txt
+++ b/core/todo.txt
@@ -1,33 +1,4 @@
-0246 the papal visit
-X implement high-performance/async image saving
-X   Use PBOs for async texture copy
-X   https://github.com/processing/processing/issues/3569
-X   https://github.com/processing/processing/pull/3863
-X   https://github.com/processing/processing/pull/3869
-X Textures disappearing in beta 7 (might be WeakReference regression)
-X   https://github.com/processing/processing/issues/3858
-X   https://github.com/processing/processing/pull/3874
-X   https://github.com/processing/processing/pull/3875
-X Convert all documented hacky keys in OpenGL
-X   https://github.com/processing/processing/pull/3888
-X Frame size displays incorrectly if surface.setResizable(true)
-X   https://github.com/processing/processing/issues/3868
-X   https://github.com/processing/processing/pull/3880
-X displayWidth, displayHeight, full screen, display number
-X   https://github.com/processing/processing/pull/3893
-X   https://github.com/processing/processing/issues/3865
-X OpenGL with fullScreen() always opens on default display
-X   https://github.com/processing/processing/issues/3889
-X   https://github.com/processing/processing/issues/3797
-X   https://github.com/processing/processing/pull/3892
-
-cleaning
-o move AWT image loading into PImageAWT
-o   look into how GL and FX will handle from there
-o run only the necessary pieces on the EDT
-o   in part because FX doesn't even use the EDT
-o   re-check the Linux frame visibility stuff
-X   cleaned most of this as far as we can go
+0247 (3.0.1)
 
 
 known
@@ -35,9 +6,11 @@ _ window must close when using file dialogs with OpenGL on Windows
 _   https://github.com/processing/processing/issues/3831
 _ P2D and P3D windows behave strangely when larger than the screen size
 _   https://github.com/processing/processing/issues/3401
+_ window loses focus after maximizing
+_   https://github.com/processing/processing/issues/3339
 
 
-3.0 final
+misc
 _ move blending calculations from PImage into PGraphics
 _   tricky because that means moving blend_resize() as well
 _   and should that live in PGraphics or be its own class or ??
@@ -54,6 +27,7 @@ _ SVG only exports last frame
 _   possibly because Java2D is disposing the Graphics2D in between?
 _   https://github.com/processing/processing/issues/3753
 
+
 javafx
 _ do we really need setTextFont/Size when we already have Impl? 
 _ need keyPressed() to do lower and upper case
@@ -83,19 +57,8 @@ _ javafx not supported with ARM (so we're screwed on raspberry pi)
 _   https://www.linkedin.com/pulse/oracle-just-removed-javafx-support-arm-jan-snelders
 
 
-opengl
-_ Use PBOs for async texture copy
-_   https://github.com/processing/processing/issues/3569
-_ filter(PShader) broken in HiDPI mode
-_   https://github.com/processing/processing/issues/3577
-_ hard crash at 1920x1080, mirrored, Casey's GT 650M 1GB
-_ window loses focus after maximizing
-_   https://github.com/processing/processing/issues/3339
-_ Implement standard cursor types in OpenGL
-_   https://github.com/processing/processing/issues/3554
-
-
 opengl questions
+_ hard crash at 1920x1080, mirrored, Casey's GT 650M 1GB
 _ issues with how JOGL handles window layout/sizing
 _   https://github.com/processing/processing/issues/3401
 _ exitCalled() and exitActual made public by Andres, breaks Python
@@ -117,8 +80,6 @@ _   AMD Radeon HD 6770M was in the Oracle bug report
 _   https://github.com/processing/processing/issues/2186
 _   https://bugs.openjdk.java.net/browse/JDK-8027391
 _   test with JG's 13" retina laptop
-_ Ubuntu Unity prevents full screen from working properly
-_   https://github.com/processing/processing/issues/3158
 
 
 graphics
@@ -658,6 +619,7 @@ _ getInt() on categorial to return index?
 _   getCategories() and getCategory() methods to query names?
 
 
+
 ////////////////////////////////////////////////////////////////////
 ////////////////////////////////////////////////////////////////////
 ////////////////////////////////////////////////////////////////////
diff --git a/done.txt b/done.txt
index cde20c1b0..26cc9862c 100644
--- a/done.txt
+++ b/done.txt
@@ -1,3 +1,114 @@
+0246 the holy land (3.0)
+X "Saving" messages never clear on "Save As"
+X   https://github.com/processing/processing/issues/3861
+X error checker/suggestions fixes
+X   https://github.com/processing/processing/pull/3871
+X   https://github.com/processing/processing/pull/3879
+X contributions filter is ignored after clicking Install
+X   https://github.com/processing/processing/issues/3826
+X   https://github.com/processing/processing/pull/3872
+X   https://github.com/processing/processing/pull/3883
+X Exception in thread "Contribution List Downloader"
+X   https://github.com/processing/processing/issues/3882
+X   https://github.com/processing/processing/pull/3884
+X Hide useless error in error checker
+X   https://github.com/processing/processing/pull/3887
+X grab bag of CM work from Jakub
+X   https://github.com/processing/processing/issues/3895
+X   https://github.com/processing/processing/pull/3897
+X Clean up delete dir function
+X   https://github.com/processing/processing/pull/3910
+X don't follow symlinks when deleting directories
+X   https://github.com/processing/processing/pull/3916
+X show number of updates available in the footer
+X   https://github.com/processing/processing/issues/3518
+X   https://github.com/processing/processing/pull/3896
+X   https://github.com/processing/processing/pull/3901
+o   total number of updates available is not correct? (may be fixed)
+o ArrayIndexOutOfBoundsException freak out when clicking the header line
+o   think this was on name, with libraries, but not sure
+X   should be fixed with the updates from Jakub
+X error checker updates for toggle and listeners
+X   https://github.com/processing/processing/pull/3915
+X file file counting in the change detector
+X   https://github.com/processing/processing/pull/3917
+X   https://github.com/processing/processing/issues/3898
+X   https://github.com/processing/processing/issues/3387
+X Windows suggests "Documents" as a new location for the 3.0 sketchbook
+X   maybe prevent users from accepting that?
+X   https://github.com/processing/processing/issues/3920
+
+gui
+X distinguish errors and warnings
+X   https://github.com/processing/processing/issues/3406
+X make breakpoints more prominent
+X   https://github.com/processing/processing/issues/3307 (comp is set)
+X clean up statusMessage() inside JavaEditor
+o   do we want to bring back the delays?
+X implement side gradient on the editor
+X if fewer lines in sketch than can be shown in window, show ticks adjacent
+X   error/warning location is awkward when no scroll bar is in use
+X   when only one screen-full, show ticks at exact location
+X   simpler/less confusing to not show at all? 
+X   MarkerColumn.recalculateMarkerPositions()
+X   https://github.com/processing/processing/pull/3903
+X Update status error/warning when changing the line
+X   https://github.com/processing/processing/pull/3907
+X Update status error/warning when changing the line
+X   when moving away from an error/warning line, de-select it below
+X   selecting a warning should also show the warning in the status area
+X   https://github.com/processing/processing/pull/3907
+X clicking an error or warning should give the focus back to the editor
+X   https://github.com/processing/processing/pull/3905
+X replace startup/about screen (1x and 2x versions)
+X   change 'alpha' to correct name
+X   also change the revision in the "about processing" dialog
+X   https://github.com/processing/processing/issues/3665
+X implement splash screen on OS X
+X   http://www.randelshofer.ch/oop/javasplash/javasplash.html
+X   also implement special retina version
+X Fix placement and visual design when showing error on hover
+X   https://github.com/processing/processing/issues/3173
+X   implement custom tooltip for error/warning hover
+X   applies to both MarkerColumn and JavaTextAreaPainter
+X make gutter of console match error list
+X   https://github.com/processing/processing/issues/3904
+o bring back the # of updates on the update tab
+o   use this instead of the 'icon' stuff?
+o   or in addition, since only the 'updates' tab has it
+X   https://github.com/processing/processing/issues/3855
+X for updates available, have it be clickable to open the manager
+X fix the design of the completions window
+X   remove extra border around the outside
+X   change font
+X   add 2x version of the icons
+X   change selection highlight color
+o   put some margin around it
+X   https://github.com/processing/processing/issues/3906
+X completion panel
+X   what should the background color be? 
+X   test fg/bg color on other operating systems
+J   fix icon sizes/design
+X set a better minimum size for the number of updates available
+
+earlier/cleaning
+X list with contrib types separated is really wonky
+o   do we keep the list?
+o   does it even work for different contrib types?
+X   cleaned this up in the last release
+X remove the dated releases from download.processing.org
+X new Android release (EditorButton constructor changed)
+o JavaEditor has several null colors, remove color support
+o   once the design is complete and we for sure do not need color
+X remove deprecated methods
+X do the right thing on passing around List vs ArrayList and others
+o wonder if "Save As" is causing the problems with auto-reload
+X   found and fixed
+X look at the sound library https://github.com/wirsing/ProcessingSound
+o   sound is not yet supported on Windows
+X implement the new gui
+
+
 0245 (3.0b7)
 X add jar files from 'code' folder to the library path
 X   Code editor wrongly detects errors for libraries in code folder
diff --git a/java/src/processing/mode/java/JavaEditor.java b/java/src/processing/mode/java/JavaEditor.java
index 2933ae363..2c6878815 100644
--- a/java/src/processing/mode/java/JavaEditor.java
+++ b/java/src/processing/mode/java/JavaEditor.java
@@ -140,8 +140,15 @@ public class JavaEditor extends Editor {
     hasJavaTabs = checkForJavaTabs();
     //initializeErrorChecker();
 
-    errorCheckerService = new ErrorCheckerService(this);
-    errorCheckerService.start();
+    { // Init error checker
+      errorCheckerService = new ErrorCheckerService(this);
+      Document currentDocument = currentDocument();
+      if (currentDocument != null) {
+        errorCheckerService.addListener(currentDocument);
+      }
+      errorCheckerService.start();
+      errorCheckerService.request();
+    }
 
     // hack to add a JPanel to the right-hand side of the text area
     JPanel textAndError = new JPanel();
@@ -2330,10 +2337,18 @@ public class JavaEditor extends Editor {
    */
   @Override
   public void setCode(SketchCode code) {
+
+    Document oldDoc = code.getDocument();
+
     //System.out.println("tab switch: " + code.getFileName());
     // set the new document in the textarea, etc. need to do this first
     super.setCode(code);
 
+    Document newDoc = code.getDocument();
+    if (oldDoc != newDoc && errorCheckerService != null) {
+      errorCheckerService.addListener(newDoc);
+    }
+
     // set line background colors for tab
     final JavaTextArea ta = getJavaTextArea();
     // can be null when setCode is called the first time (in constructor)
@@ -2729,13 +2744,14 @@ public class JavaEditor extends Editor {
   }
 
 
+  @Override
   protected void applyPreferences() {
     super.applyPreferences();
     if (jmode != null) {
       jmode.loadPreferences();
       Messages.log("Applying prefs");
       // trigger it once to refresh UI
-      errorCheckerService.request();
+      errorCheckerService.handleErrorCheckingToggle();
     }
   }
 
diff --git a/java/src/processing/mode/java/VariableInspector.java b/java/src/processing/mode/java/VariableInspector.java
index d82aff12f..e9e30a4e7 100644
--- a/java/src/processing/mode/java/VariableInspector.java
+++ b/java/src/processing/mode/java/VariableInspector.java
@@ -465,10 +465,10 @@ public class VariableInspector extends JDialog {
    */
   class OutlineRenderer implements RenderDataProvider {
     Icon[][] icons;
-    static final int ICON_SIZE = 16; // icon size (square, size=width=height)
+    static final int ICON_SIZE = 16;
 
     OutlineRenderer() {
-      icons = loadIcons("theme/var-icons.gif");
+      icons = loadIcons("theme/variables-1x.png");
     }
 
     /**
diff --git a/java/src/processing/mode/java/pdex/CompletionPanel.java b/java/src/processing/mode/java/pdex/CompletionPanel.java
index 736d8851b..564a757c0 100644
--- a/java/src/processing/mode/java/pdex/CompletionPanel.java
+++ b/java/src/processing/mode/java/pdex/CompletionPanel.java
@@ -265,10 +265,6 @@ public class CompletionPanel {
   }
 
 
-  /**
-   * Dynamic width of completion panel
-   * @return - width
-   */
   private int calcWidth() {
     int maxWidth = 300;
     float min = 0;
diff --git a/java/src/processing/mode/java/pdex/ErrorCheckerService.java b/java/src/processing/mode/java/pdex/ErrorCheckerService.java
index 6b54a639d..1fc344e99 100644
--- a/java/src/processing/mode/java/pdex/ErrorCheckerService.java
+++ b/java/src/processing/mode/java/pdex/ErrorCheckerService.java
@@ -62,7 +62,6 @@ import processing.app.Preferences;
 import processing.app.Sketch;
 import processing.app.SketchCode;
 import processing.app.Util;
-import processing.app.syntax.SyntaxDocument;
 import processing.app.ui.Editor;
 import processing.app.ui.EditorStatus;
 import processing.app.ui.ErrorTable;
@@ -235,7 +234,6 @@ public class ErrorCheckerService {
     astGenerator = new ASTGenerator(this);
     errorMsgSimplifier = new ErrorMessageSimplifier();
     tempErrorLog = new TreeMap<>();
-    sketchChangedListener = new SketchChangedListener();
 //    for (final SketchCode sc : editor.getSketch().getCode()) {
 //      sc.getDocument().addDocumentListener(sketchChangedListener);
 //    }
@@ -251,8 +249,7 @@ public class ErrorCheckerService {
 
   private Thread errorCheckerThread;
   private BlockingQueue<Boolean> requestQueue = new ArrayBlockingQueue<>(1);
-  private ScheduledExecutorService scheduler =
-      Executors.newSingleThreadScheduledExecutor();
+  private ScheduledExecutorService scheduler;
   volatile ScheduledFuture<?> scheduledUiUpdate = null;
   volatile long nextUiUpdate = 0;
 
@@ -275,7 +272,6 @@ public class ErrorCheckerService {
         astGenerator.buildAST(lastCodeCheckResult.sourceCode,
                               lastCodeCheckResult.compilationUnit);
       }
-      handleErrorCheckingToggle();
 
       while (running) {
         try {
@@ -288,16 +284,16 @@ public class ErrorCheckerService {
         try {
 
           Messages.log("Starting error check");
-          lastCodeCheckResult = checkCode();
+          CodeCheckResult result = checkCode();
 
           if (!JavaMode.errorCheckEnabled) {
             lastCodeCheckResult.problems.clear();
             Messages.log("Error Check disabled, so not updating UI.");
           }
 
-          checkForMissingImports();
+          lastCodeCheckResult = result;
 
-          updateSketchCodeListeners();
+          checkForMissingImports(lastCodeCheckResult);
 
           if (JavaMode.errorCheckEnabled) {
             if (scheduledUiUpdate != null) {
@@ -320,7 +316,6 @@ public class ErrorCheckerService {
                       editor.updateErrorBar(result.problems);
                       editor.getTextArea().repaint();
                       editor.updateErrorToggle(result.containsErrors);
-                      updateSketchCodeListeners();
                     }
                   });
                 }
@@ -350,6 +345,7 @@ public class ErrorCheckerService {
 
 
   public void start() {
+    scheduler = Executors.newSingleThreadScheduledExecutor();
     errorCheckerThread = new Thread(mainLoop);
     errorCheckerThread.start();
   }
@@ -358,6 +354,9 @@ public class ErrorCheckerService {
     cancel();
     running = false;
     errorCheckerThread.interrupt();
+    if (scheduler != null) {
+      scheduler.shutdownNow();
+    }
   }
 
 
@@ -376,35 +375,15 @@ public class ErrorCheckerService {
   }
 
 
-  protected void updateSketchCodeListeners() {
-    for (SketchCode sc : editor.getSketch().getCode()) {
-      SyntaxDocument doc = (SyntaxDocument) sc.getDocument();
-      if (!hasSketchChangedListener(doc)) {
-        doc.addDocumentListener(sketchChangedListener);
-      }
-    }
+  public void addListener(Document doc) {
+    doc.addDocumentListener(sketchChangedListener);
   }
 
 
-  boolean hasSketchChangedListener(SyntaxDocument doc) {
-    if (doc != null && doc.getDocumentListeners() != null) {
-      for (DocumentListener dl : doc.getDocumentListeners()) {
-        if (dl.equals(sketchChangedListener)) {
-          return true;
-        }
-      }
-    }
-    return false;
-  }
-
-
-  protected void checkForMissingImports() {
-    // Atomic access
-    CodeCheckResult lastCodeCheckResult = this.lastCodeCheckResult;
-
+  protected void checkForMissingImports(CodeCheckResult result) {
     if (Preferences.getBoolean(JavaMode.SUGGEST_IMPORTS_PREF)) {
-      for (Problem p : lastCodeCheckResult.problems) {
-        if(p.getIProblem().getID() == IProblem.UndefinedType) {
+      for (Problem p : result.problems) {
+        if (p.getIProblem().getID() == IProblem.UndefinedType) {
           String args[] = p.getIProblem().getArguments();
           if (args.length > 0) {
             String missingClass = args[0];
@@ -424,37 +403,22 @@ public class ErrorCheckerService {
   }
 
 
-  protected SketchChangedListener sketchChangedListener;
-  protected class SketchChangedListener implements DocumentListener{
-
-    private SketchChangedListener(){
-    }
-
+  protected final DocumentListener sketchChangedListener = new DocumentListener() {
     @Override
     public void insertUpdate(DocumentEvent e) {
-      if (JavaMode.errorCheckEnabled) {
-        request();
-        //log("doc insert update, man error check..");
-      }
+      if (JavaMode.errorCheckEnabled) request();
     }
 
     @Override
     public void removeUpdate(DocumentEvent e) {
-      if (JavaMode.errorCheckEnabled){
-        request();
-        //log("doc remove update, man error check..");
-      }
+      if (JavaMode.errorCheckEnabled) request();
     }
 
     @Override
     public void changedUpdate(DocumentEvent e) {
-      if (JavaMode.errorCheckEnabled){
-        request();
-        //log("doc changed update, man error check..");
-      }
+      if (JavaMode.errorCheckEnabled) request();
     }
-
-  }
+  };
 
   public static class CodeCheckResult {
 
@@ -1556,10 +1520,10 @@ public class ErrorCheckerService {
     return new String(p2, 0, index);
   }
 
+
   public void handleErrorCheckingToggle() {
     if (!JavaMode.errorCheckEnabled) {
-      Messages.log(editor.getSketch().getName() + " Error Checker paused.");
-      //editor.clearErrorPoints();
+      Messages.log(editor.getSketch().getName() + " Error Checker disabled.");
       editor.getErrorPoints().clear();
       lastCodeCheckResult.problems.clear();
       updateErrorTable(Collections.<Problem>emptyList());
@@ -1567,7 +1531,7 @@ public class ErrorCheckerService {
       editor.getTextArea().repaint();
       editor.repaintErrorBar();
     } else {
-      Messages.log(editor.getSketch().getName() + " Error Checker resumed.");
+      Messages.log(editor.getSketch().getName() + " Error Checker enabled.");
       request();
     }
   }
diff --git a/java/theme/var-icons.gif b/java/theme/var-icons.gif
deleted file mode 100644
index 1d0086a38..000000000
Binary files a/java/theme/var-icons.gif and /dev/null differ
diff --git a/todo.txt b/todo.txt
index fa32f37ca..111c3a11b 100644
--- a/todo.txt
+++ b/todo.txt
@@ -1,89 +1,8 @@
-0246 the holy land
-X "Saving" messages never clear on "Save As"
-X   https://github.com/processing/processing/issues/3861
-X error checker/suggestions fixes
-X   https://github.com/processing/processing/pull/3871
-X   https://github.com/processing/processing/pull/3879
-X contributions filter is ignored after clicking Install
-X   https://github.com/processing/processing/issues/3826
-X   https://github.com/processing/processing/pull/3872
-X   https://github.com/processing/processing/pull/3883
-X Exception in thread "Contribution List Downloader"
-X   https://github.com/processing/processing/issues/3882
-X   https://github.com/processing/processing/pull/3884
-X Hide useless error in error checker
-X   https://github.com/processing/processing/pull/3887
-X grab bag of CM work from Jakub
-X   https://github.com/processing/processing/issues/3895
-X   https://github.com/processing/processing/pull/3897
-X Clean up delete dir function
-X   https://github.com/processing/processing/pull/3910
-X show number of updates available in the footer
-X   https://github.com/processing/processing/issues/3518
-X   https://github.com/processing/processing/pull/3896
-X   https://github.com/processing/processing/pull/3901
-o   total number of updates available is not correct? (may be fixed)
-o ArrayIndexOutOfBoundsException freak out when clicking the header line
-o   think this was on name, with libraries, but not sure
-X   should be fixed with the updates from Jakub
+0247 (3.0.1)
 
-gui
-X distinguish errors and warnings
-X   https://github.com/processing/processing/issues/3406
-X make breakpoints more prominent
-X   https://github.com/processing/processing/issues/3307 (comp is set)
-X clean up statusMessage() inside JavaEditor
-o   do we want to bring back the delays?
-X implement side gradient on the editor
-X if fewer lines in sketch than can be shown in window, show ticks adjacent
-X   error/warning location is awkward when no scroll bar is in use
-X   when only one screen-full, show ticks at exact location
-X   simpler/less confusing to not show at all? 
-X   MarkerColumn.recalculateMarkerPositions()
-X   https://github.com/processing/processing/pull/3903
-X Update status error/warning when changing the line
-X   https://github.com/processing/processing/pull/3907
-X Update status error/warning when changing the line
-X   when moving away from an error/warning line, de-select it below
-X   selecting a warning should also show the warning in the status area
-X   https://github.com/processing/processing/pull/3907
-X clicking an error or warning should give the focus back to the editor
-X   https://github.com/processing/processing/pull/3905
-X replace startup/about screen (1x and 2x versions)
-X   change 'alpha' to correct name
-X   also change the revision in the "about processing" dialog
-X   https://github.com/processing/processing/issues/3665
-X implement splash screen on OS X
-X   http://www.randelshofer.ch/oop/javasplash/javasplash.html
-X   also implement special retina version
-X Fix placement and visual design when showing error on hover
-X   https://github.com/processing/processing/issues/3173
-X   implement custom tooltip for error/warning hover
-X   applies to both MarkerColumn and JavaTextAreaPainter
-X make gutter of console match error list
-X   https://github.com/processing/processing/issues/3904
-o bring back the # of updates on the update tab
-o   use this instead of the 'icon' stuff?
-o   or in addition, since only the 'updates' tab has it
-X   https://github.com/processing/processing/issues/3855
-X for updates available, have it be clickable to open the manager
-X fix the design of the completions window
-X   remove extra border around the outside
-X   change font
-X   add 2x version of the icons
-X   change selection highlight color
-o   put some margin around it
-X   https://github.com/processing/processing/issues/3906
-
-earlier/cleaning
-X list with contrib types separated is really wonky
-o   do we keep the list?
-o   does it even work for different contrib types?
-X   cleaned this up in the last release
-X remove the dated releases from download.processing.org
-X new Android release (EditorButton constructor changed)
-o JavaEditor has several null colors, remove color support
-o   once the design is complete and we for sure do not need color
+jakub
+X Include Example packs into update count
+X   https://github.com/processing/processing/pull/3932
 
 
 known issues
@@ -96,19 +15,30 @@ _   http://www.excelsiorjet.com/kb/35/howto-create-a-single-exe-from-your-java-a
 _ mouse events (i.e. toggle breakpoint) seem to be firing twice
 
 
-3.0 final
-_ https://github.com/processing/processing/milestones/3.0%20final
-_ completion panel
-X   what should the background color be? 
-_   test fg/bg color on other operating systems
-_   fix icon sizes/design
+3.0.1
+_ https://github.com/processing/processing/milestones/3.0.1
+_ error checkers/suggestions not including the library path
+_   https://github.com/processing/processing/issues/3924
 _ import suggestions box needs design review
 _   https://github.com/processing/processing/issues/3407
+_ update CM entries when sketchbook location changes
+_   https://github.com/processing/processing/issues/3927
+
+
+run/debug
+_ debugger deadlocks when choosing "Step Into" on println()
+_   https://github.com/processing/processing/issues/3923
+_ Tweak Mode sometimes freezes while running, require a force quit
+_   https://github.com/processing/processing/issues/3928
+
+
+gui
+_ fix background color for selected lines in VariableInspector 
+_   https://github.com/processing/processing/issues/3925
+_ implement 2x versions of the icons for the debugger window/variable inspector
+_   https://github.com/processing/processing/issues/3921
 _ different design of squiggly line
 _   easy to do inside JavaTextAreaPainter.paintSquiggle()
-
-
-gui / post 3.0
 _ build custom scroll bar since the OS versions are so ugly
 _ see notes in the 'dialogs' section below, implement our own option panes?
 _ tiny trail of dots when moving the selection bar up/down on retina
@@ -149,9 +79,11 @@ _   https://github.com/processing/processing/issues/2886
 
 
 pde/build
+_ Editor objects are staying in memory
+_   https://github.com/processing/processing/issues/3930
+_ unsupported java version when trying ant run with 7u65
+_   no helpful message about how to automatically download 8u51
 _ ignore-tools in build.xml not being called for some reason
-_ can't install processing-java into /usr/bin with El Capitan
-_   https://github.com/processing/processing/issues/3497
 _ when variables used in size(), getting exceptions instead of any warning
 _   https://github.com/processing/processing/issues/3311
 _ crashed on startup w/ JavaScript mode as default b/c PdeKeyListener not found
@@ -169,11 +101,11 @@ _   update license info to state gplv2 not v3
 _   run through that online license checker
 _ save() and saveAs() need to be refactored
 _   https://github.com/processing/processing/issues/3843
-
-
-breakage
-_ remove deprecated methods
-_ do the right thing on passing around List vs ArrayList and others
+_ clean out the repo
+_   https://github.com/processing/processing/issues/1898
+_ search the source for 'applet' references (i.e. SVG docs)
+_ update list of optional JRE files
+_   https://github.com/processing/processing/issues/3288
 _ PreferencesFrame is a misnomer (not a frame itself)
 _   change to PreferencesDialog, and make it a dialog?
 _ move Library to LibraryContribution and into contrib?
@@ -183,23 +115,12 @@ from the todo list
 _ reas: comments go nasty when auto-formatted
 _ reas: code coloring sometimes disappears
 _ me: undo not in the correct location
-_ implement the new gui
 _ drop XP support (but improve Windows 8 support? ouch)
 _ improve error message when creating a tab with the same name
 _   right now it's generic, based on "a file exists"
 _ don't allow users to create 'blah.java' when 'blah.pde' already in sketch
 
 
-3.0 beta/final
-_ wonder if "Save As" is causing the problems with auto-reload
-_ look at the sound library https://github.com/wirsing/ProcessingSound
-_   sound is not yet supported on Windows
-_ clean out the repo
-_   https://github.com/processing/processing/issues/1898
-_ search the source for 'applet' references (i.e. SVG docs)
-_ update list of option JRE files
-_   https://github.com/processing/processing/issues/3288
-
 
 sketchbook
 _ Mode.rebuildLibraryList() called too many times on startup?