Add wiki link to README
Add wiki link to README
bsmr-erlang/relx,umatomba/relx,RJ/relx,lrascao/relx,syl20bnr/relx,erlware/relx,Licenser/relx,ethercrow/relx,bitwalker/relx,zugolosian/relx,ingwinlu/relx,timclassic/relx,priestjim/relx,tsloughter/relx