Merge pull request #1 from drewcrawford/master

TasteMade customizations
Merge pull request #2 from drewcrawford/master

defaultBackground support
fixed iOS 6 warnings
Merge branch 'master' of github.com:tastemade/AKTabBarController
Merge pull request #3 from drewcrawford/master

Delegate
Merge branch 'master' of github.com:tastemade/AKTabBarController