Convert to use Objective-C ARC
Convert all targets to modern Objective-C syntax
Convert items that Xcode's refactoring missed to modern Objective-C
Properties do not require backing instance variables to specified under the modern runtime
Use strong/weak rather than retain/assign
Remove errant parentheses left over from conversion to modern syntax
Removing more unnecessary ivars
Remove unnecessary @synthesize
Disable the warning about implicit synthesis of properties
Add additional literals
Fix exception bubbling up