improved startup logging, moved component imports to main()
improved plugin registration to use class name
was using developer inputted string with exactly same content
allow null connection id, as it's not used by server
auth with post + cookies to auth_http, cookie exchange to websocket parts
modified to send simple version of cookie
set login to use format=json

returns error code when not successfull
Merge branch 'websocket-auth' of https://github.com/deram/iskdpy into websocket-auth

Conflicts:
	iskdpy/source_plugins/websocketsource.py