Update theme.liquid

Updated font-awesome to 4.0.3
Updated FA home icon
Updated FA social icons
Updated FA navigation icons
Updated FA remove icon
Updated FA info icon
Updated FA info icon
Quick FA fix

Forgot to add "fa"
Merge pull request #53 from dima7b/master

Font Awesome 4.0.3 update
updating settings
Merge branch 'master' into bootstrap3/stewart
remove unneeded font files
Merge branch 'master' into bootstrap3/stewart