ui.findbar: Fix scroll_to_mark calls
Move matcher test into test folder
util.sourceviewer: Update header
filediff/preferences: Port several editor preferences to GSettings
preferences: Get system font from GSettings
meld.preferences: Construct our sizegroup in Glade
filediff: Translate deprecated method
dirdiff: Add folder comparison settings and update helper to match
preferences: Add new ComboBox subclass for binding GSettings and use
ui.vcdialogs: Import cleanups
preferences/vcdialogs: Move VC commit-message settings to GSettings
ui: Remove obsolete property from Commit dialog UI
ui.historyentry: Update to use newer GObject properties and fix crash

Crash was caused by the construct-only property; not clear why this was
a problem, but since it's really not important it's definitely not worth
figuring it out.
ui.vcdialogs: Work around bug 712220
gitignore: Ignore compiled gschemas
meldwindow: Bind toolbar style to system dconf setting
preferences: Migrate custom editor preference to GSettings
preferences: Move external editor handling into caller and update
preferences: Move symlink ignoring to GSettings