Adding websocket input adaptor & websocket-local input adaptor as modules of event-input-adaptor
Adding websocket output adaptor & websocket-local output adaptor as modules of event-output-adaptor
CEP-918: Correcting license files - CEP; and fixing CEP-919
Merge pull request #29 from dilini-muthumala/input-adaptor-websockets

Adding websocket adaptors as modules under event-input-adaptor & event-output-adaptor