remove screening specific code from core

.../screening/client/web/client/IScreeningClientService.java

...ening/client/web/client/IScreeningClientServiceAsync.java

...lugin/screening/client/web/client/ScreeningConstants.java

...ng/client/web/client/application/ClientPluginFactory.java

.../plugin/screening/client/web/client/application/Dict.java

...g/client/web/client/application/ScreeningViewContext.java

...eb/client/application/plateviewer/PlateLayoutSection.java

.../web/client/application/plateviewer/PlateStyleSetter.java

...client/application/plateviewer/ScreeningSampleViewer.java

...web/client/application/plateviewer/WellContentDialog.java

...g/client/web/client/application/plateviewer/WellData.java

...lugin/screening/client/web/public/screening-dictionary.js

...n/screening/client/web/server/ScreeningClientService.java

...ning/client/web/server/ScreeningClientServiceServlet.java

...gin/screening/server/IScreeningBusinessObjectFactory.java

...ugin/screening/server/ScreeningBusinessObjectFactory.java

.../plugin/screening/server/ScreeningSampleServerPlugin.java

...cisd/openbis/plugin/screening/server/ScreeningServer.java

...penbis/plugin/screening/server/ScreeningServerLogger.java

...isd/openbis/plugin/screening/shared/IScreeningServer.java