tags: remove xiph tag DESCRIPTION as it's parsed as COMMENT by MPD

NEWS

@@ -4,6 +4,7 @@ ncmpcpp-0.6.5 (????-??-??)
 * Configure script now fails if either readline or pthread specific headers are not present.
 * Searching in text fields now respects regular expression configuration.
 * When numbering tracks in tag editor all the other track tags are discarded.
+* Xiph tag DESCRIPTION is now rewritten as COMMENT when updating tags.
 
 ncmpcpp-0.6.4 (2015-05-02)
 

src/tags.cpp

@@ -184,6 +184,8 @@ void writeXiphComments(const MPD::MutableSong &s, TagLib::Ogg::XiphComment *tag)
 	tag->removeField("TRACK");
 	// remove field DISC, some taggers use it as DISCNUMBER
 	tag->removeField("DISC");
+	// remove field DESCRIPTION, it's displayed as COMMENT
+	tag->removeField("DESCRIPTION");
 	writeXiph("TITLE", tagList(s, &MPD::Song::getTitle));
 	writeXiph("ARTIST", tagList(s, &MPD::Song::getArtist));
 	writeXiph("ALBUMARTIST", tagList(s, &MPD::Song::getAlbumArtist));