doc/APIchanges: update

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Changelog

@@ -1,7 +1,7 @@
 Entries are sorted chronologically from oldest to youngest within each release,
 releases are sorted from youngest to oldest.
 
-version 2.3:
+version <next>:
 - AC3 fixed-point decoding
 - shuffleplanes filter
 - subfile protocol

RELEASE

@@ -1 +1 @@
-2.3
+2.2.git

RELEASE_NOTES

@@ -7,10 +7,9 @@
    since the release of FFmpeg 2.2.
 
    In this release, there are lots of internal overhauls that make FFmpeg a
-   more accessible project for new developers. Many important new
-   optimizations and features like QTKit and AVFoundation input devices are
-   committed. Contributions done by Libav such as a new native Opus decoder
-   are also merged.
+   more accessible project for new developers. Many important new features
+   like QTKit and AVFoundation input devices are committed. Contributions done
+   by Libav such as a new native Opus decoder are also merged.
 
    Because of the increasing difficulty to maintain and lack of maintainers,
    we are very sorry to say that we have removed all Blackfin and SPARC
@@ -18,9 +17,8 @@
    interested in maintaining optimization for these two architecture, feel
    free to contact us and we will restore the code!
 
-   Oh, and since this release, this modern-looking release note is provided in
-   addition to the old-style Changelog file, to make it easier for you to
-   focus on the most important features in this release.
+   Since this release, the traditional Changelog file is upgraded to this
+   modern-looking release note. Old changelogs are moved to doc/Changelog.old.
 
    Enjoy!
 
@@ -35,9 +33,9 @@
 
        • libavutil      52.92.100
        • libavcodec     55.69.100
-       • libavformat    55.48.100
+       • libavformat    55.47.100
        • libavdevice    55.13.102
-       • libavfilter     4.11.100
+       • libavfilter     4.10.100
        • libswscale      2. 6.100
        • libswresample   0.19.100
        • libpostproc    52. 3.100

VERSION

@@ -1 +0,0 @@
-2.3

doc/Doxyfile

@@ -31,7 +31,7 @@ PROJECT_NAME           = FFmpeg
 # This could be handy for archiving the generated documentation or
 # if some version control system is used.
 
-PROJECT_NUMBER         = 2.3
+PROJECT_NUMBER         =
 
 # With the PROJECT_LOGO tag one can specify a logo or icon that is included
 # in the documentation. The maximum height of the logo should not exceed 55