Create a backup every time a font is saved

Check if a loaded font contains color glyphs

Merge branch 'master' of github.com:johanmattssonm/birdfont

Merge branch '2.x' of github.com:johanmattssonm/birdfont into 2.x

Merge ../birdfont-2.x

Add glyph tab to tab bar instead of raw glyph

White space fixes

Merge branch 'master' of github.com:johanmattssonm/birdfont

Lock for blocking background process

Merge branch 'master' of github.com:johanmattssonm/birdfont

Conflicts:
	install.py

A warning message about incompatible format changes

Merge branch 'master' of https://github.com/johanmattssonm/birdfont into HEAD

Merge branch 'master' of github.com:johanmattssonm/birdfont

Fix GLib warning in TTF code

New dialog for saving fonts on exit

Merge branch 'master' of gitorious.org:birdfont/birdfont

Conflicts:
	libbirdfont/BirdFontFile.vala

Default grid sizes

Only store files lodad from the GUI in recent fonts

Default character set for new fonts

Add debugging symbols

New file chooser & keep expanders open

Fix bugs in load and save code

Close tabs after a new file has been loaded

Save, export and load fonts in background threads