GWT-451: fix build for changes in GWT2
GWT-684: add css class for styling of role buttons in users/groups section
Merge pull request #86 from geomajas/GWT-684_stylingRoleButtonsUsersAndGroups

GWT-684: add css class for styling of role buttons in users/groups section
GWT-685: to stable version of server and gwt2 client
Merge pull request #87 from geomajas/GWT-685_snapshotToStable

GWT-685: to stable version of server and gwt2 client
GWT-690 Change About Geomajas url from SVN to Github
Merge pull request #89 from geomajas/GWT-690_change_about_geomajas_url

GWT-690 Change About Geomajas url from SVN to Github
Checkstyle fix
GWT-681: Split commands, see GBE-491
GWT-681: change server dependency to new snapshot version