Full duplex chat implementation with real time updates.

#BackboneJS Rendering the real time updates, frame tranfers and notification using BackboneJs amazing MV* achetype.

#Spring WebSockets StompJS: Proviced a sub-protocol for the tranfer of messages over WebSocket
SockJS: Provides transparent fall back mechanism to XHR Streaming, XHR polling for the browser who doesn't support websocket.

#File Upload Currently default file size i.e. upto 64 Kb is allowed