fix maven build due to upgrade to GWT 2.1.0.RC1
fix maven build due to upgrade to GWT 2.1.0.RC1

git-svn-id: a243bed356d289ca0d1b6d299a0597bdc4ecaa09@35706 c60d74c8-e8f6-0310-9e8f-d4a2fc68ab70

Rikkola/guvnor,etirelli/guvnor,Rikkola/guvnor,mbiarnes/guvnor,adrielparedes/guvnor,hxf0801/guvnor,wmedvede/guvnor,yurloc/guvnor,mswiderski/guvnor,wmedvede/guvnor,nmirasch/guvnor,hxf0801/guvnor,cristianonicolai/guvnor,kiereleaseuser/guvnor,adrielparedes/guvnor,cristianonicolai/guvnor,psiroky/guvnor,etirelli/guvnor,mbiarnes/guvnor,kiereleaseuser/guvnor,wmedvede/guvnor,nmirasch/guvnor,cristianonicolai/guvnor,porcelli-forks/guvnor,adrielparedes/guvnor,psiroky/guvnor,nmirasch/guvnor,droolsjbpm/guvnor,hxf0801/guvnor,mbiarnes/guvnor,droolsjbpm/guvnor,baldimir/guvnor,etirelli/guvnor,baldimir/guvnor,kiereleaseuser/guvnor,Rikkola/guvnor,porcelli-forks/guvnor,baldimir/guvnor,porcelli-forks/guvnor,droolsjbpm/guvnor,yurloc/guvnor,psiroky/guvnor