Add a M4A icon

docs/changelog/7.x.x.txt

@@ -13,6 +13,7 @@
  - fixed #11398: Recent post information keeps disappearing from my forums
  - fixed #11394: Map points does not show all the data that was entered
  - fixed #11400: Active Sessions Deletion
+ - fixed #11399: m4a missin
 
 7.8.11
  - fixed #11362: Unable to checkout with ITransact plugin

www/extras/fileIcons.js

@@ -48,6 +48,7 @@ var fileIcons;
         "log"       : extras + "fileIcons/log.gif",
         "lyx"       : extras + "fileIcons/lyx.gif",
         "m3u"       : extras + "fileIcons/m3u.gif",
+        "m4a"       : extras + "fileIcons/m4a.gif",
         "mdb"       : extras + "fileIcons/mdb.gif",
         "mif"       : extras + "fileIcons/mif.gif",
         "mov"       : extras + "fileIcons/mov.gif",