Added date/time parser built on top of Apple NSDataDetector.
add to get UIBarButton instace with title and image.
fix typo. Capitalize UIBarButton*I*tem
fix typo. Capitalize UIBarButton*I*tem
Merge pull request #40 from katsuyoshi/typo

fix typo. Capitalize UIBarButton*I*tem
Merge pull request #33 from sxross/master

Added Date/Time Parsing Built On NSDataDetector
Merge branch 'uibarbuttonitem' of https://github.com/katsuyoshi/sugarcube into uibbi

Conflicts:
	README.md
don't rely on view.layer
retain fix
duration, darn it all, you are bizarre
should be able to assign, only add/modify
don't assign default direction
NSKernAttributeName not available in iOS 6
fix README
use consistent method name
fix `underline` method
Revert "NSKernAttributeName not available in iOS 6"

This reverts commit d28ead7102f90938861415f1a52b845671d49ba4.

Conflicts:

	lib/sugarcube-attributedstring/nsattributedstring.rb
Add test for chaining string attributes
Merge pull request #44 from bmaland/patch-1

Add test for chaining string attributes
added NSString#nan? and a spec