release the certificate reference
Remove the underscore prefix for the OAuth 1 classes
Remove the underscore prefix for the basic auth classes
Rename certificate credential to match the other classes
Remove the underscore prefix for the OAuth signature class
Remove the underscore prefix for the private class continuation
Remove the underscore prefix for the DCTAuthAccountStore private category
Remove the underscore prefix for the keychain access class
Remove the underscore prefix for the multipart data class
Remove the underscore prefix for the private platform class
Remove the underscore prefix for the private content type class
Remove the underscore prefix for the private URL opener classes
Remove the underscore prefix for the private URL request performer classes
Use a string struct for OAuth 2 request types
Remove the underscore prefix for the OAuth 2 classes
Remove the underscore prefix from the keychain access enum
Remove the underscore prefix for the request method strings
Remove the compatibility alias
Import the account subclass header