Added Arachni::Reactor-based RPC client/server implementation.
CHANGELOG: Cleaned up Markdown formatting
spec_helper: Code cleanup
Rakefile: Cleanup
Fixed @author tags in docs
Message: Code cleanup
Request: Code cleanup
Response: Code cleanup
RemoteObjectMapper: Code cleanup
Exceptions spec: Cleanup
gemspec: Added test_files
Client: Raise exception when performing a sync call in the Reactor
Server#shutdown: Socket file removal is handled by the Reactor
Client spec: Cleaned up specs
Client: Default connection pool size set to 5
spec_helper: Require awesome print
Client spec: Reactor#block => Reactor#wait
Protocol: #on_data => #on_read
Protocol: #send_data => #write
Protocol: Removed #fallback_serializer