update from Font Awesome 4.1 to 4.2
update screenshot size and add styles to meet Theme Check requirements
Merge branch 'master' of https://github.com/Themekraft/_tk

Conflicts:
	screenshot.png
	style.css
Merge pull request #37 from macdonaldr93/master

Theme Check + Font Awesome
@macdonaldr93 looks great now ;) thanks!