converter: proper metadata cleanup before writing tags
converter: initilize edit/remove buttons correctly before the encoder preset selection dialog runs
only compare plugin names if ID of one or both plugins NULL
treat file adding as background job, so that quit doesn't crash
gtkui: call exit(0) to force exit when background jobs are running, instead of attempt to perform clean exit (which is impossible in these conditions)
new wiki links
updated po files
fixed wiki link in the gtkui_api.h
new fix for --gui
fixed unpausing of currently paused track using "play" action
added -O2 flag to static build script
aac: minor memset bugfix
more agressive optimization flags in static build
fixed "play" action when nothing is selected and playback is stopped (bug #1148)
artwork: fixed palettized png loader bug (thanks to Ian Nartowicz)
artwork: fixed path inconsistencies between different functions
added 0.6.2-rc2 changes to the ChangeLog
artwork: if album and filename are unknown -- use artist name, if known, as last resort for generating cache path
artwork: deleted code cleanup
added new .desktop entries for gnome/unity