Clarify hudson.Extension#ordinal documentation
Clarify hudson.Extension#ordinal documentation

I have to read it many times each time I need it. Hopefully
it's a bit clearer with this addition.

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