updated Groovy to 2.4.7
updated Groovy to 2.4.7

follow-up for JENKINS-34751

alvarolobato/jenkins,ikedam/jenkins,rsandell/jenkins,MichaelPranovich/jenkins_sc,jglick/jenkins,ndeloof/jenkins,Jochen-A-Fuerbacher/jenkins,tfennelly/jenkins,sathiya-mit/jenkins,NehemiahMi/jenkins,gitaccountforprashant/gittest,MarkEWaite/jenkins,damianszczepanik/jenkins,ajshastri/jenkins,Jochen-A-Fuerbacher/jenkins,godfath3r/jenkins,v1v/jenkins,ydubreuil/jenkins,jpbriend/jenkins,alvarolobato/jenkins,oleg-nenashev/jenkins,protazy/jenkins,sathiya-mit/jenkins,dariver/jenkins,rsandell/jenkins,damianszczepanik/jenkins,v1v/jenkins,ndeloof/jenkins,protazy/jenkins,ydubreuil/jenkins,jglick/jenkins,wuwen5/jenkins,viqueen/jenkins,olivergondza/jenkins,jglick/jenkins,NehemiahMi/jenkins,Ykus/jenkins,bpzhang/jenkins,Jimilian/jenkins,jglick/jenkins,bpzhang/jenkins,ndeloof/jenkins,recena/jenkins,sathiya-mit/jenkins,stephenc/jenkins,fbelzunc/jenkins,stephenc/jenkins,recena/jenkins,daniel-beck/jenkins,vjuranek/jenkins,ErikVerheul/jenkins,jpbriend/jenkins,amuniz/jenkins,amuniz/jenkins,pjanouse/jenkins,daniel-beck/jenkins,v1v/jenkins,ikedam/jenkins,azweb76/jenkins,dariver/jenkins,christ66/jenkins,Ykus/jenkins,kohsuke/hudson,vjuranek/jenkins,dennisjlee/jenkins,lilyJi/jenkins,fbelzunc/jenkins,escoem/jenkins,jpbriend/jenkins,bkmeneguello/jenkins,Jimilian/jenkins,MichaelPranovich/jenkins_sc,MichaelPranovich/jenkins_sc,escoem/jenkins,vjuranek/jenkins,wuwen5/jenkins,tangkun75/jenkins,Vlatombe/jenkins,escoem/jenkins,v1v/jenkins,tangkun75/jenkins,DanielWeber/jenkins,escoem/jenkins,patbos/jenkins,Jochen-A-Fuerbacher/jenkins,ajshastri/jenkins,tangkun75/jenkins,oleg-nenashev/jenkins,batmat/jenkins,andresrc/jenkins,jpbriend/jenkins,hplatou/jenkins,batmat/jenkins,hplatou/jenkins,ikedam/jenkins,Jochen-A-Fuerbacher/jenkins,DanielWeber/jenkins,alvarolobato/jenkins,jenkinsci/jenkins,tfennelly/jenkins,bpzhang/jenkins,stephenc/jenkins,Jochen-A-Fuerbacher/jenkins,daniel-beck/jenkins,jenkinsci/jenkins,rlugojr/jenkins,fbelzunc/jenkins,pjanouse/jenkins,ajshastri/jenkins,amuniz/jenkins,Ykus/jenkins,MichaelPranovich/jenkins_sc,oleg-nenashev/jenkins,kohsuke/hudson,Vlatombe/jenkins,SebastienGllmt/jenkins,FarmGeek4Life/jenkins,oleg-nenashev/jenkins,bkmeneguello/jenkins,godfath3r/jenkins,dariver/jenkins,FarmGeek4Life/jenkins,tfennelly/jenkins,kohsuke/hudson,DanielWeber/jenkins,rsandell/jenkins,Vlatombe/jenkins,ikedam/jenkins,jenkinsci/jenkins,FarmGeek4Life/jenkins,dennisjlee/jenkins,recena/jenkins,viqueen/jenkins,aldaris/jenkins,protazy/jenkins,damianszczepanik/jenkins,jpbriend/jenkins,gitaccountforprashant/gittest,Jimilian/jenkins,gitaccountforprashant/gittest,Vlatombe/jenkins,amuniz/jenkins,andresrc/jenkins,aldaris/jenkins,FarmGeek4Life/jenkins,SebastienGllmt/jenkins,batmat/jenkins,rlugojr/jenkins,daniel-beck/jenkins,jglick/jenkins,olivergondza/jenkins,tangkun75/jenkins,rlugojr/jenkins,FarmGeek4Life/jenkins,fbelzunc/jenkins,dennisjlee/jenkins,SebastienGllmt/jenkins,pjanouse/jenkins,kohsuke/hudson,andresrc/jenkins,rsandell/jenkins,protazy/jenkins,ErikVerheul/jenkins,rsandell/jenkins,lilyJi/jenkins,v1v/jenkins,ErikVerheul/jenkins,gitaccountforprashant/gittest,escoem/jenkins,ajshastri/jenkins,recena/jenkins,Ykus/jenkins,MarkEWaite/jenkins,batmat/jenkins,christ66/jenkins,andresrc/jenkins,ydubreuil/jenkins,jglick/jenkins,ydubreuil/jenkins,damianszczepanik/jenkins,viqueen/jenkins,NehemiahMi/jenkins,NehemiahMi/jenkins,hplatou/jenkins,tfennelly/jenkins,oleg-nenashev/jenkins,MarkEWaite/jenkins,dariver/jenkins,jenkinsci/jenkins,amuniz/jenkins,bpzhang/jenkins,bpzhang/jenkins,jpbriend/jenkins,stephenc/jenkins,fbelzunc/jenkins,FarmGeek4Life/jenkins,fbelzunc/jenkins,ndeloof/jenkins,ikedam/jenkins,bkmeneguello/jenkins,alvarolobato/jenkins,FarmGeek4Life/jenkins,jpbriend/jenkins,pjanouse/jenkins,ErikVerheul/jenkins,Ykus/jenkins,Vlatombe/jenkins,hplatou/jenkins,azweb76/jenkins,tfennelly/jenkins,godfath3r/jenkins,damianszczepanik/jenkins,recena/jenkins,Vlatombe/jenkins,patbos/jenkins,ikedam/jenkins,christ66/jenkins,godfath3r/jenkins,wuwen5/jenkins,dariver/jenkins,azweb76/jenkins,kohsuke/hudson,viqueen/jenkins,NehemiahMi/jenkins,MichaelPranovich/jenkins_sc,patbos/jenkins,SebastienGllmt/jenkins,ajshastri/jenkins,rlugojr/jenkins,hplatou/jenkins,ydubreuil/jenkins,tfennelly/jenkins,ydubreuil/jenkins,jenkinsci/jenkins,sathiya-mit/jenkins,lilyJi/jenkins,vjuranek/jenkins,aldaris/jenkins,patbos/jenkins,SebastienGllmt/jenkins,olivergondza/jenkins,christ66/jenkins,rlugojr/jenkins,batmat/jenkins,damianszczepanik/jenkins,alvarolobato/jenkins,Jochen-A-Fuerbacher/jenkins,vjuranek/jenkins,ndeloof/jenkins,olivergondza/jenkins,dennisjlee/jenkins,viqueen/jenkins,oleg-nenashev/jenkins,alvarolobato/jenkins,christ66/jenkins,daniel-beck/jenkins,Jimilian/jenkins,olivergondza/jenkins,tfennelly/jenkins,gitaccountforprashant/gittest,pjanouse/jenkins,Ykus/jenkins,daniel-beck/jenkins,bkmeneguello/jenkins,recena/jenkins,sathiya-mit/jenkins,aldaris/jenkins,tangkun75/jenkins,ikedam/jenkins,jenkinsci/jenkins,MichaelPranovich/jenkins_sc,ndeloof/jenkins,andresrc/jenkins,patbos/jenkins,Jochen-A-Fuerbacher/jenkins,rlugojr/jenkins,DanielWeber/jenkins,olivergondza/jenkins,oleg-nenashev/jenkins,bpzhang/jenkins,daniel-beck/jenkins,lilyJi/jenkins,rsandell/jenkins,amuniz/jenkins,ErikVerheul/jenkins,vjuranek/jenkins,viqueen/jenkins,gitaccountforprashant/gittest,rlugojr/jenkins,ikedam/jenkins,dennisjlee/jenkins,sathiya-mit/jenkins,dariver/jenkins,christ66/jenkins,NehemiahMi/jenkins,ajshastri/jenkins,alvarolobato/jenkins,bkmeneguello/jenkins,protazy/jenkins,MarkEWaite/jenkins,bpzhang/jenkins,hplatou/jenkins,batmat/jenkins,jenkinsci/jenkins,azweb76/jenkins,Jimilian/jenkins,ErikVerheul/jenkins,kohsuke/hudson,gitaccountforprashant/gittest,jglick/jenkins,escoem/jenkins,v1v/jenkins,rsandell/jenkins,viqueen/jenkins,hplatou/jenkins,Ykus/jenkins,vjuranek/jenkins,sathiya-mit/jenkins,MarkEWaite/jenkins,andresrc/jenkins,dennisjlee/jenkins,daniel-beck/jenkins,tangkun75/jenkins,godfath3r/jenkins,DanielWeber/jenkins,MarkEWaite/jenkins,Jimilian/jenkins,DanielWeber/jenkins,pjanouse/jenkins,pjanouse/jenkins,ErikVerheul/jenkins,patbos/jenkins,godfath3r/jenkins,recena/jenkins,damianszczepanik/jenkins,patbos/jenkins,dennisjlee/jenkins,aldaris/jenkins,aldaris/jenkins,stephenc/jenkins,SebastienGllmt/jenkins,Vlatombe/jenkins,aldaris/jenkins,wuwen5/jenkins,stephenc/jenkins,MarkEWaite/jenkins,azweb76/jenkins,azweb76/jenkins,lilyJi/jenkins,DanielWeber/jenkins,lilyJi/jenkins,bkmeneguello/jenkins,andresrc/jenkins,jenkinsci/jenkins,bkmeneguello/jenkins,kohsuke/hudson,stephenc/jenkins,Jimilian/jenkins,MarkEWaite/jenkins,escoem/jenkins,protazy/jenkins,ajshastri/jenkins,ydubreuil/jenkins,v1v/jenkins,wuwen5/jenkins,damianszczepanik/jenkins,kohsuke/hudson,fbelzunc/jenkins,lilyJi/jenkins,dariver/jenkins,wuwen5/jenkins,batmat/jenkins,SebastienGllmt/jenkins,tangkun75/jenkins,ndeloof/jenkins,azweb76/jenkins,amuniz/jenkins,christ66/jenkins,rsandell/jenkins,MichaelPranovich/jenkins_sc,protazy/jenkins,godfath3r/jenkins,NehemiahMi/jenkins,wuwen5/jenkins,olivergondza/jenkins