GUW-39	 Upgrade to gwt 2.5
GUW-39	
Upgrade to gwt 2.5

geomajas/geomajas-project-server,geomajas/geomajas-project-client-gwt2,geomajas/geomajas-project-client-gwt,geomajas/geomajas-project-server,geomajas/geomajas-project-client-gwt2,geomajas/geomajas-project-client-gwt,geomajas/geomajas-project-client-gwt,geomajas/geomajas-project-server