Fix debugging messages

Add italic angle to font meta data

Fix code for loading TTF and OTF fonts

Fix conversion to Unicode hex code

Fix warning

Create a backup every time a font is saved

Use .birdfont as default file extension instead of .bf

Check if a loaded font contains color glyphs

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

Fix boundaries in conversion from SVG an remove old code

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

Merge ../birdfont-2.x

Fix export folder

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

Merge ../birdfont-2.x

Warn before opening the preview tab with an embedded svg font

Export font files to user directories

Fixes a bug in BirdFont on Mac OS

Install libsvgbird

Add default characters if they are not present in font

Merge ../birdfont-2.x

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

Merge ../birdfont-2.x

Revert "Store error tolerance for conversion from cubic to quadratic paths"

This reverts commit 2e10c9e35c3160b11abe14f7aaf87777d4b90af6.

Merge ../birdfont-2.x

Store error tolerance for conversion from cubic to quadratic paths

This feature adds a new export setting for adjusting the number of points
added to a Beziér path when it is converted from its cubic to its quadratic
form.