Fix memory leak

Update drop down menu

New icon for glyph version menu

New color for the version menu

Use the version list for deleting glyphs from the font

Split .bf files in several smaller .bfp files
This commit adds support for the .bfp file format.

Move drop-down menu to the right for the first glyph in every row.

set allocation before glyph is displayed

new overview

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

mac issues, including a more permissive license for libbirdfont

delete button in version menu

rename supplement namespace to birdfont

new directory structure