[BUILD][STF] Add new source folder to build.properties
[BUILD][STF] Declare STF as a separate Saros part for SonarQube
[BUILD][STF] Move STF self tests to separate Java src folder
[API][HTML] Make RosterFacade an actual facade
[INTERNAL][HTML] Let ConnectionFacade rely only ConnectionHandler
[API][HTML] Split StateFacade into Connection- and RosterFacade
[STF] Add test case for IHTMLWorkbenchBot.(open|close)SarosBrowserView
[STF] Prepare remote access to the HTML GUI