specify minimum maven version
specify minimum maven version

Change-Id: Icd8067507ece5af1f0437f49a12c319a999ce439

packet-tracker/onos,kkkane/ONOS,kuujo/onos,rvhub/onos,VinodKumarS-Huawei/ietf96yang,lsinfo3/onos,kkkane/ONOS,y-higuchi/onos,CNlukai/onos-gerrit-test,jmiserez/onos,maheshraju-Huawei/actn,sonu283304/onos,gkatsikas/onos,LorenzReinhart/ONOSnew,sonu283304/onos,opennetworkinglab/onos,packet-tracker/onos,jinlongliu/onos,oplinkoms/onos,mengmoya/onos,maheshraju-Huawei/actn,oplinkoms/onos,mengmoya/onos,gkatsikas/onos,gkatsikas/onos,ravikumaran2015/ravikumaran201504,jmiserez/onos,opennetworkinglab/onos,CNlukai/onos-gerrit-test,zsh2938/onos,osinstom/onos,lsinfo3/onos,oplinkoms/onos,opennetworkinglab/onos,sonu283304/onos,sdnwiselab/onos,kuujo/onos,Shashikanth-Huawei/bmp,maheshraju-Huawei/actn,oeeagle/onos,rvhub/onos,donNewtonAlpha/onos,castroflavio/onos,opennetworkinglab/onos,sdnwiselab/onos,opennetworkinglab/onos,LorenzReinhart/ONOSnew,oplinkoms/onos,Shashikanth-Huawei/bmp,planoAccess/clonedONOS,CNlukai/onos-gerrit-test,rvhub/onos,jmiserez/onos,LorenzReinhart/ONOSnew,VinodKumarS-Huawei/ietf96yang,donNewtonAlpha/onos,castroflavio/onos,ravikumaran2015/ravikumaran201504,jinlongliu/onos,gkatsikas/onos,kkkane/ONOS,y-higuchi/onos,oplinkoms/onos,castroflavio/onos,LorenzReinhart/ONOSnew,kuangrewawa/onos,donNewtonAlpha/onos,osinstom/onos,oplinkoms/onos,rvhub/onos,kuangrewawa/onos,kuangrewawa/onos,ravikumaran2015/ravikumaran201504,kkkane/ONOS,osinstom/onos,chenxiuyang/onos,mengmoya/onos,planoAccess/clonedONOS,Shashikanth-Huawei/bmp,chenxiuyang/onos,planoAccess/clonedONOS,VinodKumarS-Huawei/ietf96yang,oeeagle/onos,oeeagle/onos,sdnwiselab/onos,kuujo/onos,VinodKumarS-Huawei/ietf96yang,chenxiuyang/onos,sdnwiselab/onos,kuujo/onos,mengmoya/onos,donNewtonAlpha/onos,Shashikanth-Huawei/bmp,osinstom/onos,mengmoya/onos,packet-tracker/onos,y-higuchi/onos,zsh2938/onos,jmiserez/onos,packet-tracker/onos,SmartInfrastructures/dreamer,maheshraju-Huawei/actn,zsh2938/onos,lsinfo3/onos,chinghanyu/onos,kuujo/onos,LorenzReinhart/ONOSnew,planoAccess/clonedONOS,chenxiuyang/onos,opennetworkinglab/onos,oeeagle/onos,VinodKumarS-Huawei/ietf96yang,maheshraju-Huawei/actn,kuujo/onos,sonu283304/onos,SmartInfrastructures/dreamer,castroflavio/onos,kuujo/onos,zsh2938/onos,sdnwiselab/onos,SmartInfrastructures/dreamer,oplinkoms/onos,y-higuchi/onos,Shashikanth-Huawei/bmp,jinlongliu/onos,sdnwiselab/onos,donNewtonAlpha/onos,jinlongliu/onos,chinghanyu/onos,chinghanyu/onos,y-higuchi/onos,gkatsikas/onos,lsinfo3/onos,osinstom/onos,gkatsikas/onos,chinghanyu/onos,CNlukai/onos-gerrit-test