iOS 6 support, lanscape fix?

untested on iOS 7. this should fix the landscape appearance, as well as support iOS 6 (NSAttributedString used instead of NSString)
Merge pull request #1 from ridn/patch-1

iOS 6 support, lanscape fix?
fixed missing #imports, 1.1
updated readme, added screenie
"fixed" counter rotation delay

the rotation animation should appear much cleaner now, with a fade in after its already moved to its proper position.
Merge pull request #2 from ridn/patch-1

"fixed" counter rotation delay
refactoring, tinkered macros, code condensing

minor touchups to remove old comments and conform to style guides,
improved macros to fit current impl, created references to shared
objects instead of duplicating, fixed issue where alpha wasn’t
preserved after rotation (oh, and I removed the 7.0 constraint, of
course!)
added @Akadi_Nor's icon
char count