Fix for issue #2 - iOS 5.x SampleProject crash

This removes an iOS 6.0-only API for table view cell creation[1] and
replaces it with the pre-6.0 dequeueing-and-checking-for-nil cell
creation strategy.

[1]: -[UITableView registerClass:forCellReuseIdentifier:]
Merge pull request #3 from andrewsardone/aps-fix-issue-2

[Low Priority] Fix for issue #2 – iOS 5.x SampleProject crash
Small change for readability.
Using the same local var for the heap copy of the blocks.
Merge branch 'master' of github.com:mindsnacks/MSCachedAsyncViewDrawing
Fix typo
Merge pull request #4 from sibljon/master

Fixed a typo "inmediately" -> "immediately"
Add Apache 2.0 license file LICENSE in root per convention, allowing the CocoaPods podspec to validate successfully.
Update LICENSE
Merge pull request #5 from jacobjennings/master

Add Apache 2.0 license file LICENSE in root per convention, allowing the CocoaPods podspec to validate successfully.
Merge branch 'master' of github.com:mindsnacks/MSCachedAsyncViewDrawing

Conflicts:
	LICENSE