Fixes an issue registering CCLRequestReplayProtocol
Refactor CCLRequestRecording into a protocol

Changes for #4
Don't match recordings when method differs

Improvements for #4
Implement request recording to a manager

Closes #3
Implement object equality for recordings
Make CCLRequestRecording conform to NSSecureCoding

Closes #3
Make CCLRequestReplayManager conform to NSSecureCoding
Update readme to include recording and replay

Closes #2
Closes #3
Use CCLRequestRecordingProtocol in the manager