moving Doxyfile from ffmpeg/libavcodec to ffmpeg

Originally committed as revision 3318 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/Doxyfile → Doxyfile

@@ -17,7 +17,7 @@
 # The PROJECT_NAME tag is a single word (or a sequence of words surrounded 
 # by quotes) that should identify the project.
 
-PROJECT_NAME           = libavcodec
+PROJECT_NAME           = ffmpeg
 
 # The PROJECT_NUMBER tag can be used to enter a project or revision number. 
 # This could be handy for archiving the generated documentation or