[Refactor] Move methods from ConfigLoader to Config
[Refactor] Move methods from ConfigLoader to Config

Takes care of the code smell "Feature Envy" in ConfigLoader and
makes it smaller. Two birds with one stone.

hamhut1066/rubocop,mikegee/rubocop,kjavier/rubocop,josiahsoh/rubocop,smakagon/rubocop,legendetm/rubocop,iGEL/rubocop,ilansh/rubocop,rtlechow/rubocop,alexdowad/rubocop,akihiro17/rubocop,sch1zo/rubocop,lumeet/rubocop,fastly/rubocop,brayzen/rubocop,meganemura/rubocop,lencioni/rubocop,karreiro/rubocop,lucasuyezu/rubocop,rrosenblum/rubocop,petehamilton/rubocop,redbricksystems/rubocop,tranvictor/rubocop,sch1zo/rubocop,jfelchner/rubocop,stbenjam/rubocop,vergenzt/rubocop,fastly/rubocop,tansaku/rubocop,Drenmi/rubocop,MGerrior/rubocop,sideci-sample/sideci-sample-rubocop,mlitwiniuk/rubocop,mrfoto/rubocop,dennisfaust/rubocop,mrb/rubocop,sue445/rubocop,b-t-g/rubocop,volkert/rubocop,tejasbubane/rubocop,ypresto/rubocop,sinsoku/rubocop,lucasuyezu/rubocop,jonas054/rubocop,josiahsoh/rubocop,maxjacobson/rubocop,imtayadeway/rubocop,akihiro17/rubocop,scottmatthewman/rubocop,volkert/rubocop,pocke/rubocop,agrimm/rubocop,Talentee/rubocop,jmks/rubocop,caseywebdev/rubocop,meganemura/rubocop,janusnic/rubocop,zhwcoder/rubocop,mrb/rubocop,dmnd/rubocop,jfelchner/rubocop,scottmatthewman/rubocop,bbatsov/rubocop,panthomakos/rubocop,MGerrior/rubocop,sferik/rubocop,plribeiro3000/rubocop,martinciu/rubocop,akihiro17/rubocop,sue445/rubocop,mikegee/rubocop,bankair/rubocop,brayzen/rubocop,panthomakos/rubocop,ypresto/rubocop,bigcommerce-labs/rubocop,zvkemp/rubocop,fphilipe/rubocop,agrimm/rubocop,vassilevsky/rubocop,jonas054/rubocop,Talentee/rubocop,linchus/rubocop,Koronen/rubocop,maxjacobson/rubocop,jmks/rubocop,dblock/rubocop,dmnd/rubocop,alexcstark/rubocop,unmanbearpig/rubocop,urbanautomaton/rubocop,zhwcoder/rubocop,kdmsnr/rubocop,bquorning/rubocop,zBMNForks/rubocop,apiology/rubocop,sinsoku/rubocop,dennisfaust/rubocop,deepj/rubocop,legendetm/rubocop,edmz/rubocop,deivid-rodriguez/rubocop,melch/rubocop,vergenzt/rubocop,tdeo/rubocop,fphilipe/rubocop,palkan/rubocop,melch/rubocop,savef/rubocop,Likita/rubocop,syndbg/rubocop,karreiro/rubocop,mclark/rubocop,sachin21/rubocop,backus/rubocop,deepj/rubocop,bquorning/rubocop,namack/rubocop,zvkemp/rubocop,irfanah/rubocop,mikegee/rubocop,haziqhafizuddin/rubocop,maxjacobson/rubocop,Koronen/rubocop,bquorning/rubocop,petehamilton/rubocop,Likita/rubocop,tranvictor/rubocop,deivid-rodriguez/rubocop,rrosenblum/rubocop,hanumakanthvvn/rubocop,ilansh/rubocop,tejasbubane/rubocop,sferik/rubocop,lumeet/rubocop,bbatsov/rubocop,bglusman/rubocop,MeetMe/rubocop,imtayadeway/rubocop,rtlechow/rubocop,apiology/rubocop,segiddins/rubocop,seanhussey/rubocop,mrfoto/rubocop,unmanbearpig/rubocop,byroot/rubocop,palkan/rubocop,bglusman/rubocop,vergenzt/rubocop,petehamilton/rubocop,alexcstark/rubocop,jmks/rubocop,deivid-rodriguez/rubocop,rrosenblum/rubocop,panthomakos/rubocop,MeetMe/rubocop,byroot/rubocop,NobodysNightmare/rubocop,irfanah/rubocop,kjavier/rubocop,iGEL/rubocop,dblock/rubocop,hkraji/rubocop,backus/rubocop,Drenmi/rubocop,net-engine/rubocop,crazydog115/rubocop,net-engine/rubocop,meganemura/rubocop,pocke/rubocop,janusnic/rubocop,redbricksystems/rubocop,NobodysNightmare/rubocop,miquella/rubocop,lencioni/rubocop,segiddins/rubocop,kdmsnr/rubocop,stbenjam/rubocop,bankair/rubocop,jfelchner/rubocop,palkan/rubocop,sue445/rubocop,vassilevsky/rubocop,hamhut1066/rubocop,mclark/rubocop,dreyks/rubocop,hkraji/rubocop,seanhussey/rubocop,alexdowad/rubocop,zBMNForks/rubocop,tejasbubane/rubocop,smakagon/rubocop,urbanautomaton/rubocop,benlovell/rubocop,caseywebdev/rubocop,brunoocasali/rubocop,haziqhafizuddin/rubocop,hanumakanthvvn/rubocop,syndbg/rubocop,martinciu/rubocop,tdeo/rubocop,matugm/rubocop,dreyks/rubocop,sachin21/rubocop,matugm/rubocop,b-t-g/rubocop,edmz/rubocop,tansaku/rubocop,benlovell/rubocop,namack/rubocop,tdeo/rubocop,crazydog115/rubocop,mlitwiniuk/rubocop,brunoocasali/rubocop,savef/rubocop,linchus/rubocop,plribeiro3000/rubocop,miquella/rubocop