Use g_signal_connect_swapped for key-press-event
Add key binding Ctrl+f for the filter entry
Add a tooltip to explain the colors in the treeview
Save and restore the handle position across restarts
Add gtk3 UI files to POTFILES.in
Merge remote-tracking branch 'ochosi/legend_tooltip'
Merge remote-tracking branch 'hjudt/more-fixes'
Merge remote-tracking branch 'hjudt/save-handle-position'
Merge remote-tracking branch 'hjudt/filter-shortcut'
bump copyright years and update authors in about dialog
split authors lines
properly initialize screen before using it
Use #if GTK_CHECK_VERSION(3, 0, 0) instead of #ifdef HAVE_GTK3
add tooltip to filter_entry