Add dmaclach to AUTHORS.
Fix various 64-bit errors across Nimbus and fix an off-by-one error in NIDOM.m
Perform some cleanup in CSS component architecture and grammar.
Update CSS component to use NSTextAlignment instead of UITextAlignment.
Remove unused new row logic from ContentModesNetworkImageViewController.
Add missing call to superclass viewDidUnload.
Add casts to properly typed function pointers in NIButtonUtilities.
Remove unused constant from NIBadgeView.m
Fix up warning suppressions in NIFormCellCatalog.m
Add missing CGBitmapInfo cast in NIImageProcessing.m
Simplify project configuration, consolidate build options, and migrate to XCTest.

Conflicts:
	src/Nimbus.xcodeproj/project.pbxproj
	src/models/unittests/NICellCatalogTests.m