move the routines that populate buildable + testables into their own methods.
move the routines that populate buildable + testables into their own methods.

This populate function was getting too long.

theiren46/xctool,yaoxiaoyong/xctool,n054/xctool,trello/xctool,n054/xctool,Richardlihui/xctool,bhamiltoncx/xctool,ACChe/xctool,lpios/xctool,PSPDFKit-labs/xctool,soundcloud/xctool,leopardpan/xctool,LegNeato/xctool,yaoxiaoyong/xctool,jspahrsummers/xctool,lpios/xctool,FiftyThree/xctool,theiren46/xctool,duk42111/xctool,jspahrsummers/xctool,blighli/xctool,PSPDFKit-labs/xctool,agreco/xctool,SuPair/xctool,Richardlihui/xctool,githubdelegate/xctool,dvor/xctool,facebook/xctool,leopardpan/xctool,ekingo/xctool,AutoScout24/xctool,blighli/xctool,ACChe/xctool,1yvT0s/xctool,bgertzfield/xctool,FiftyThree/xctool,kernandreas/xctool,agreco/xctool,LegNeato/xctool,jspahrsummers/xctool,kcoons/xctool,1yvT0s/xctool,facebook/xctool,bgertzfield/xctool,modulexcite/xctool,trello/xctool,bgertzfield/xctool,Richardlihui/xctool,soundcloud/xctool,kcoons/xctool,dvor/xctool,githubdelegate/xctool,blighli/xctool,soundcloud/xctool,PSPDFKit-labs/xctool,bgertzfield/xctool,bhamiltoncx/xctool,bgertzfield/xctool,n054/xctool,ACChe/xctool,duk42111/xctool,yaoxiaoyong/xctool,n054/xctool,dvor/xctool,modulexcite/xctool,FiftyThree/xctool,PSPDFKit-labs/xctool,theiren46/xctool,soundcloud/xctool,1yvT0s/xctool,bhamiltoncx/xctool,bhamiltoncx/xctool,yaoxiaoyong/xctool,facebook/xctool,agreco/xctool,Richardlihui/xctool,Monits/xctool,githubdelegate/xctool,ACChe/xctool,duk42111/xctool,agreco/xctool,adamjernst/xctool,facebook/xctool,SuPair/xctool,bgertzfield/xctool,facebook/xctool,n054/xctool,adamjernst/xctool,adamjernst/xctool,kcoons/xctool,SuPair/xctool,ACChe/xctool,lpios/xctool,trello/xctool,bhamiltoncx/xctool,AutoScout24/xctool,LegNeato/xctool,ekingo/xctool,1yvT0s/xctool,FiftyThree/xctool,kernandreas/xctool,Monits/xctool,githubdelegate/xctool,facebook/xctool,n054/xctool,kamoljan/xctool,leopardpan/xctool,AutoScout24/xctool,kernandreas/xctool,AutoScout24/xctool,blighli/xctool,Monits/xctool,duk42111/xctool,jspahrsummers/xctool,ekingo/xctool,soundcloud/xctool,leopardpan/xctool,PSPDFKit-labs/xctool,trello/xctool,lpios/xctool,SuPair/xctool,ACChe/xctool,kamoljan/xctool,LegNeato/xctool,soundcloud/xctool,dvor/xctool,theiren46/xctool,kamoljan/xctool,Monits/xctool,kamoljan/xctool,bhamiltoncx/xctool,lpios/xctool,modulexcite/xctool,ekingo/xctool,kernandreas/xctool,modulexcite/xctool,adamjernst/xctool,lpios/xctool