UP-4841: Add Gradle check to Travis CI build process
UP-4841: Add Gradle check to Travis CI build process

ChristianMurphy/uPortal,phillips1021/uPortal,GIP-RECIA/esco-portail,GIP-RECIA/esup-uportal,ChristianMurphy/uPortal,mgillian/uPortal,jl1955/uPortal5,GIP-RECIA/esup-uportal,GIP-RECIA/esup-uportal,groybal/uPortal,Jasig/uPortal,bjagg/uPortal,jonathanmtran/uPortal,mgillian/uPortal,cousquer/uPortal,jl1955/uPortal5,bjagg/uPortal,stalele/uPortal,stalele/uPortal,jonathanmtran/uPortal,groybal/uPortal,GIP-RECIA/esup-uportal,phillips1021/uPortal,Jasig/uPortal,mgillian/uPortal,cousquer/uPortal,phillips1021/uPortal,stalele/uPortal,GIP-RECIA/esco-portail,groybal/uPortal,jl1955/uPortal5,Jasig/uPortal,stalele/uPortal,jl1955/uPortal5,groybal/uPortal,jonathanmtran/uPortal,ChristianMurphy/uPortal,Jasig/uPortal-start,jl1955/uPortal5,groybal/uPortal,cousquer/uPortal,phillips1021/uPortal,bjagg/uPortal,GIP-RECIA/esco-portail,stalele/uPortal,GIP-RECIA/esup-uportal,Jasig/uPortal-start,phillips1021/uPortal