REQUIREMENTS: Add a note about libid3tag.

diff --git a/REQUIREMENTS b/REQUIREMENTS
index 9e82aacbf51962af88cdab661b56ca15517300c7..a83c4f39b9571e108200a992852cf73cee4650fc 100644 (file)
--- a/REQUIREMENTS
+++ b/REQUIREMENTS
@@ -22,7 +22,13 @@ Optional features:
          http://www.underbit.com/products/mad/. If you prefer to use
          the libmad package provided by your distributor, make sure
          to install the corresponding development package as well.
-         Note that libmad is not necessary for sending mp3 files.
+
+         For version 2 id3 tag support, you'll need libid3tag which
+         is also available through the above link. Without libid3tag,
+         only version 1 tags are recognized.
+
+         Note that libmad is not necessary for the server side,
+         i.e. for sending mp3 files.
 
        - *ogg vorbis*: For ogg vorbis streams you'll need libogg,
          libvorbis, libvorbisfile: http://www.xiph.org/downloads/.