Generalized id3v2 parsing code. Added support for the composer frame and free-form genre and tracknum frames. (Patch #706111 by Thomas Paul Diffenbach)


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@3727 a1c6a512-1295-4272-9138-f99709370657
diff --git a/docs/CUSTOM_WPS_FORMAT b/docs/CUSTOM_WPS_FORMAT
index 6015a7a..557402b 100644
--- a/docs/CUSTOM_WPS_FORMAT
+++ b/docs/CUSTOM_WPS_FORMAT
@@ -21,12 +21,13 @@
 ----
 ID3 Info Tags:
   %ia : ID3 Artist
+  %ic : ID3 Composer
   %id : ID3 Album Name
   %ig : ID3 Genre Name
   %in : ID3 Track Number
   %it : ID3 Track Title
+  %iv : ID3 Version (1.0, 1.1, 2.2, 2.3, 2.4 or empty if no id3 tag)
   %iy : ID3 Year
-  %iv : ID3 Version (1.0, 1.1, 2.2, 2.3, 2.4 or empty if no id3 tag) (*)
 
 
 Battery Info: