Add round rect border support to UIView+RZBorders
- All borders are drawn (no edge mask accepted).
- All corners use the same corner radius.
Rename method parameter so declaration and implementation match.
Address feedback from review.
Copied and pasted header from Apple, and forgot to convert to our code style. Fixed.
Merge pull request #62 from Raizlabs/bugfix/zeveisenberg/ugh-apple-copypasta

Copied and pasted header from Apple, and forgot to convert to our code s...
Merge pull request #59 from Raizlabs/feature/jkaufman/pillBorderView

Add round rect border support to UIView+RZBorders
Removing line about demo project from README
Change headline of README
Merge pull request #66 from Raizlabs/bugfix/ndonald2/readme-header

Removing line about demo project from README. Make remaining sentence more readable.
Add UIButton tracking to RZButton view so if you drag away it unhighlights
updating to use a property instead of a static bool
New approach for tracking state
Conditional Formatting
Merge pull request #67 from Raizlabs/arrouse/RZButtonHighlight

RZButtonView touch unhighlight-highlight tracking
Added color contrast method. Uses YIQ color spaced with technique described here: http://24ways.org/2010/calculating-color-contrast/
removed unifirst references -_-
Merge remote-tracking branch 'origin/feature/csmith/colorContrast' into feature/csmith/RZValidator