Revert "Fix invalid snapshot repo in Travis CI's maven settings.xml"
Revert "Fix invalid snapshot repo in Travis CI's maven settings.xml"

This reverts commit fbc23ed9234088c9d88bf88b19a3a4d6d5e52446.

manuzhang/incubator-beam,staslev/beam,charlesccychen/beam,dhalperi/beam,joshualitt/incubator-beam,sammcveety/incubator-beam,amitsela/incubator-beam,dhalperi/incubator-beam,lukecwik/incubator-beam,staslev/beam,rangadi/incubator-beam,apache/beam,RyanSkraba/beam,wtanaka/beam,xsm110/Apache-Beam,lukecwik/incubator-beam,charlesccychen/beam,apache/beam,jasonkuster/beam,RyanSkraba/beam,apache/beam,iemejia/incubator-beam,chamikaramj/beam,rangadi/beam,vikkyrk/incubator-beam,vikkyrk/incubator-beam,RyanSkraba/beam,staslev/incubator-beam,lukecwik/incubator-beam,amitsela/beam,xsm110/Apache-Beam,amitsela/beam,vikkyrk/incubator-beam,robertwb/incubator-beam,ravwojdyla/incubator-beam,lukecwik/incubator-beam,sammcveety/incubator-beam,chamikaramj/beam,robertwb/incubator-beam,xsm110/Apache-Beam,apache/beam,lukecwik/incubator-beam,apache/beam,robertwb/incubator-beam,robertwb/incubator-beam,markflyhigh/incubator-beam,rangadi/beam,rangadi/beam,tgroh/beam,jbonofre/beam,RyanSkraba/beam,amarouni/incubator-beam,josauder/AOP_incubator_beam,eljefe6a/incubator-beam,jbonofre/incubator-beam,jbonofre/beam,markflyhigh/incubator-beam,lukecwik/incubator-beam,peihe/incubator-beam,apache/beam,robertwb/incubator-beam,jbonofre/incubator-beam,chamikaramj/incubator-beam,RyanSkraba/beam,apache/beam,jasonkuster/beam,robertwb/incubator-beam,joshualitt/incubator-beam,dhalperi/beam,jasonkuster/beam,markflyhigh/incubator-beam,mxm/incubator-beam,tgroh/incubator-beam,markflyhigh/incubator-beam,wangyum/beam,wtanaka/beam,jasonkuster/incubator-beam,josauder/AOP_incubator_beam,tgroh/incubator-beam,wangyum/beam,chamikaramj/beam,charlesccychen/incubator-beam,amitsela/incubator-beam,charlesccychen/beam,robertwb/incubator-beam,yk5/beam,wtanaka/beam,tgroh/beam,apache/beam,apache/beam,robertwb/incubator-beam,yk5/beam,tgroh/beam,jasonkuster/incubator-beam,sammcveety/incubator-beam,charlesccychen/beam,iemejia/incubator-beam,RyanSkraba/beam,chamikaramj/beam,staslev/beam,yk5/beam,charlesccychen/beam,charlesccychen/beam,wangyum/beam,dhalperi/beam,manuzhang/beam,peihe/incubator-beam,rangadi/incubator-beam,wangyum/beam,charlesccychen/incubator-beam,apache/beam,dhalperi/incubator-beam,chamikaramj/beam,jbonofre/beam,mxm/incubator-beam,manuzhang/beam,chamikaramj/beam,jbonofre/beam,chamikaramj/beam,apache/beam,ravwojdyla/incubator-beam,manuzhang/beam,amarouni/incubator-beam,lukecwik/incubator-beam,rangadi/beam,RyanSkraba/beam,lukecwik/incubator-beam,rangadi/beam,rangadi/beam,peihe/incubator-beam,markflyhigh/incubator-beam,chamikaramj/beam,markflyhigh/incubator-beam,rangadi/beam,charlesccychen/beam,robertwb/incubator-beam,staslev/incubator-beam,lukecwik/incubator-beam,rangadi/incubator-beam,manuzhang/incubator-beam,chamikaramj/beam,eljefe6a/incubator-beam,markflyhigh/incubator-beam,eljefe6a/incubator-beam,charlesccychen/incubator-beam,ravwojdyla/incubator-beam,chamikaramj/beam,tgroh/beam,robertwb/incubator-beam,lukecwik/incubator-beam,amitsela/beam,chamikaramj/incubator-beam