update solo icon

.gitignore

@@ -24,6 +24,7 @@ Release/
 *.png
 # except icons files
 !resources/images/icons/*
+!resources/images/icons/small/*
 *.tar
 *.rar
 *.qm

mapmap.qrc

@@ -34,12 +34,11 @@
         <file alias="lock-mapping">resources/images/icons/small/lock_w.png</file>
         <file alias="visible-mapping">resources/images/icons/small/visible_w.png</file>
         <file alias="duplicate-mapping">resources/images/icons/small/duplicate_w.png</file>
-        <file alias="solo-mapping">resources/images/icons/small/solo_w.png</file>
+        <file alias="solo-mapping">resources/images/icons/small/solo.png</file>
 
         <file alias="stylesheet">resources/qss/mapmap.qss</file>
         <file alias="console-font">resources/fonts/Hack-Regular.otf</file>
 
         <file alias="translation-fr">resources/texts/mapmap_fr.qm</file>
-
     </qresource>
 </RCC>