attribute fix
Merge remote-tracking branch 'remotes/ksz/RELEASE-3.0-beta2' into RELEASE-2.1-JSP
Vaadin removed from TabSheetWidget
Merge pull request #250 from fkarpinski/RELEASE-3.0-beta2

Vaadin removed from TabSheetWidget
Removed vaadin widgets: ldapUserDataWidget, LiferayUserData, LocaleCapture, ProcessDataBlock, PanelWidget. New html widgets UserSubstitutionRequestWidget, ProcessHistoryWidget