Refactor code, improving cleanliness and style.
Make the backdropView optional.
Update the README.
Update the podspec.
Finish up the sample in the README.
Refactor redundant code.
Remove subspecs from podspec.
Take podspec details out of the README.
Select first index when values are reset.
Merge pull request #11 from sethfri/master

Refactor, Update, and Subspecs