ShibIntIdP3: make gradle build for Java7
ShibIntIdP3: make gradle build for Java7

REANNZ/AAF-VHO,REANNZ/AAF-VHO,University-of-Auckland/AAF-VHO,University-of-Auckland/AAF-VHO,REANNZ/AAF-VHO,University-of-Auckland/AAF-VHO