Stage 1:
* Hotkeys for Helper Module and Panel.
* Refactory FrontEndBase class to make it into a generic SCIM Client interface.
* Common GUI Setup framework
* Common storage framework

Stage 2:
* Modulize Panel component, use an UI independent hub server to manage all client components, including FrontEnds, Helpers, Common UI components etc.
* Multi-user enabled Socket FrontEnd and Socket IMEngine/Config.