GGEP-2: change to gwt2 client dependendency
GGEP-3: refactor subprojects to gwt2 (clearer in use)
GGEP-3: forgot files
checkstyle error
rename project reference to refactored name (problem in cargo face of jenkins)
RAST-86: remove module GWTClientImpl
RAST-87: rename purgwt to gwt2 client
RAST-88: add gwt2 client reference to gwt2 project
subproject had incorrect reference 1.4.-SNAPSHOT, changed to 1.4.0-SNAPSHOT
commit fail due to dependency manangement
update reference to rasterizing
update geomajasContext.xml