Merge pull request #114 from dovf/master

Restoring download progress bar functionality to Gtk status icon
gpodder.model: return "Finished (##:##)" from get_play_info_string()

This reverts the change made in f02063beea6bbb2715bb9f84e30d3989616864aa.
Gtk UI: display episode's last played position (not duration only)
i18n: Update translation templates from source
Updated German translation
README: Update list of dependencies
Update copyright years (2014)
gPodder 3.6.0 "Population: Zero" released