refactor: Merge InteractionRegistry and InteractionDriver

[tienvx]

• Mock server
  • Add mock server's VerifyResult class
  • Mock server now return verify result as an object of type VerifyResult
  • Change writePact and cleanUp to public
• Merge InteractionRegistry to InteractionDriver
  • Call ffi client directly
  • Allow register multiple interactions by delay starting mock server
  • Return verify result as an object of type VerifyResult
• Update SyncMessageDriver
  • Return verify result as an object of type VerifyResult
• Add (interaction) DriverInterface
• Update factories: change dependencies
• Update compatibility suite: Use InteractionDriver directly, no more hard coding
• Delete registries