Put NSException+UMKSubclassResponsibility in its own files.
Add an empty line to the end of files that don’t already have one.
Remove URLMockUtilities, as it gets confusing figuring out what classes go where. Add UMKRandomizedTestCase to UMKTestUtilities.
Implement AFNetworking-like URL encoding using categories. Creating a dictionary from the parameters does not yet work for arrays, sets, and dictionaries.
Remove UMKURLEncodingUtilities, as we have moved those functions into various categories.
Add support for parsing arrays, dictionaries, and sets from URL encoded parameter strings.