Documentation overview: Add glyphicons to the titles
Merge branch 'dev' of https://github.com/HaxeFlixel/haxeflixel.com into dev
Fix the glyph icons for the documentation page sections.
Remove zoom hover effect due to bad performance in some browsers.
Merge branch 'dev'

* dev:
  Remove zoom hover effect due to bad performance in some browsers.
  Fix the glyph icons for the documentation page sections.
  Documentation overview: Add glyphicons to the titles