Added spec for making sure package fails if both multipackage and source specified
Added spec for making sure package fails if both multipackage and source specified

tomdoherty/chef,OpSitters/chef,renanvicente/chef,mwrock/chef,sempervictus/chef,ccsplit/chef,ekometti/chef,h4ck3rm1k3/chef,juliandunn/chef,chef/chef,gene1wood/chef,josb/chef,adamleff/chef,Kast0rTr0y/chef,martinisoft/chef,andrewpsp/chef,natewalck/chef,webframp/chef,nicklv/chef,strangelittlemonkey/chef,natewalck/chef,AndyBoucher/Chef-Testing,cachamber/chef,3dinfluence/chef,MsysTechnologiesllc/chef,lamont-granquist/chef,tbriggs-curse/chef,jaymzh/chef,oclaussen/chef,chef/chef,nguyen-tien-mulodo/chef,josb/chef,aaron-lane/chef,circleback/chef,Tensibai/chef,ChaosCloud/chef,nathwill/chef,ChaosCloud/chef,DeWaRs1206/chef,antonifs/chef,aaron-lane/chef,webframp/chef,permyakovsv/chef,b002368/chef-repo,malisettirammurthy/chef,criteo-forks/chef,docwhat/chef,gsaslis/chef,circleback/chef,circleback/chef,renanvicente/chef,OpSitters/chef,clintoncwolfe/chef,malisettirammurthy/chef,mio-g/chef,Igorshp/chef,kaznishi/chef,AndyBoucher/Chef-Testing,erkolson/chef,nellshamrell/chef,erkolson/chef,ktpan/chef-play,faspl/chef,clintoncwolfe/chef,BackSlasher/chef,sempervictus/chef,DeWaRs1206/chef,nathwill/chef,circleback/chef,EasonYi/chef,jkerry/chef,jkerry/chef,Kast0rTr0y/chef,juliandunn/chef,Kast0rTr0y/chef,sempervictus/chef,askl56/chef,ranjib/chef,zshuo/chef,grubernaut/chef,patcon/chef,Tensibai/chef,higanworks/chef,jblaine/chef,askl56/chef,mikedodge04/chef,someara/chef,ckaushik/chef,someara/chef,tas50/chef-1,erkolson/chef,jk47/chef,cgvarela/chef,nalingarg2/chef-1,jk47/chef,3dinfluence/chef,webframp/chef,onlyhavecans/chef,zshuo/chef,mio-g/chef,sometimesfood/chef,mikedodge04/chef,MichaelPereira/chef,tomdoherty/chef,jblaine/chef,custora/chef,lamont-granquist/chef,ranjib/chef,sekrett/chef,martinisoft/chef,mal/chef,mikefaille/chef,clintoncwolfe/chef,nicklv/chef,nsdavidson/chef,gsaslis/chef,karthikrev/chef,grubernaut/chef,custora/chef,ckaushik/chef,strangelittlemonkey/chef,polamjag/chef,Tensibai/chef,DeWaRs1206/chef,zuazo-forks/chef,ekometti/chef,tas50/chef-1,sanditiffin/chef,mikedodge04/chef,kaznishi/chef,nathwill/chef,martinb3/chef,tbunnyman/chef,karthikrev/chef,andrewpsp/chef,AndyBoucher/Chef-Testing,renanvicente/chef,nalingarg2/chef-1,mikedodge04/chef,nathwill/chef,grubernaut/chef,criteo-forks/chef,skmichaelson/chef,DeWaRs1206/chef,OpSitters/chef,MichaelPereira/chef,ducthanh/chef,ktpan/chef-play,lamont-granquist/chef,juliandunn/chef,sanditiffin/chef,criteo-forks/chef,Igorshp/chef,DeWaRs1206/chef,natewalck/chef,sekrett/chef,askl56/chef,paulmooring/chef,kaznishi/chef,malisettirammurthy/chef,mio-g/chef,karthikrev/chef,BackSlasher/chef,lamont-granquist/chef,nguyen-tien-mulodo/chef,jimmymccrory/chef,polamjag/chef,jmhardison/chef,nguyen-tien-mulodo/chef,ranjib/chef,someara/chef,smurawski/chef,robmul/chef,karthikrev/chef,ekometti/chef,chef/chef,nsdavidson/chef,josb/chef,permyakovsv/chef,mattray/chef,acaiafa/chef,paulmooring/chef,andrewpsp/chef,cgvarela/chef,MsysTechnologiesllc/chef,mwrock/chef,MichaelPereira/chef,clintoncwolfe/chef,tomdoherty/chef,jonlives/chef,nathwill/chef,permyakovsv/chef,strangelittlemonkey/chef,brettcave/chef,antonifs/chef,nicklv/chef,smurawski/chef,jblaine/chef,nsdavidson/chef,EasonYi/chef,AndyBoucher/Chef-Testing,tbunnyman/chef,oclaussen/chef,custora/chef,jagdeesh109/chef,EasonYi/chef,ChaosCloud/chef,tbriggs-curse/chef,juliandunn/chef,Tensibai/chef,permyakovsv/chef,higanworks/chef,aaron-lane/chef,robmul/chef,youngjl1/chef,b002368/chef-repo,cachamber/chef,gsaslis/chef,erkolson/chef,smurawski/chef,ckaushik/chef,jonlives/chef,b002368/chef-repo,jimmymccrory/chef,grubernaut/chef,paulmooring/chef,aaron-lane/chef,martinisoft/chef,mio-g/chef,kaznishi/chef,criteo-forks/chef,someara/chef,youngjl1/chef,ekometti/chef,ktpan/chef-play,MsysTechnologiesllc/chef,kaznishi/chef,tbriggs-curse/chef,faspl/chef,strangelittlemonkey/chef,natewalck/chef,ducthanh/chef,cgvarela/chef,cgvarela/chef,mikedodge04/chef,sempervictus/chef,mikefaille/chef,clintoncwolfe/chef,h4ck3rm1k3/chef,docwhat/chef,mattray/chef,ktpan/chef-play,ktpan/chef-play,jmhardison/chef,natewalck/chef,youngjl1/chef,sometimesfood/chef,smurawski/chef,jaymzh/chef,robmul/chef,erkolson/chef,jaymzh/chef,3dinfluence/chef,andrewpsp/chef,malisettirammurthy/chef,custora/chef,nellshamrell/chef,sempervictus/chef,tas50/chef-1,renanvicente/chef,chef/chef,sometimesfood/chef,renanvicente/chef,jkerry/chef,MichaelPereira/chef,cachamber/chef,natewalck/chef,patcon/chef,juliandunn/chef,nicklv/chef,evan2645/chef,malisettirammurthy/chef,jagdeesh109/chef,nvwls/chef,andrewpsp/chef,lamont-granquist/chef,erkolson/chef,ducthanh/chef,sekrett/chef,polamjag/chef,martinisoft/chef,BackSlasher/chef,ranjib/chef,Ppjet6/chef,someara/chef,ChaosCloud/chef,gene1wood/chef,Ppjet6/chef,youngjl1/chef,skmichaelson/chef,paulmooring/chef,ekometti/chef,jmhardison/chef,brettcave/chef,docwhat/chef,jk47/chef,malisettirammurthy/chef,mikedodge04/chef,adamleff/chef,faspl/chef,adamleff/chef,acaiafa/chef,nellshamrell/chef,Igorshp/chef,martinb3/chef,zshuo/chef,h4ck3rm1k3/chef,nvwls/chef,tbriggs-curse/chef,b002368/chef-repo,zuazo-forks/chef,mal/chef,brettcave/chef,sanditiffin/chef,nalingarg2/chef-1,faspl/chef,BackSlasher/chef,mio-g/chef,sekrett/chef,sometimesfood/chef,brettcave/chef,evan2645/chef,nguyen-tien-mulodo/chef,jk47/chef,jonlives/chef,martinb3/chef,nellshamrell/chef,Kast0rTr0y/chef,acaiafa/chef,patcon/chef,webframp/chef,mikefaille/chef,gene1wood/chef,zuazo-forks/chef,josb/chef,sekrett/chef,jmhardison/chef,jagdeesh109/chef,sanditiffin/chef,askl56/chef,youngjl1/chef,zshuo/chef,zshuo/chef,polamjag/chef,martinisoft/chef,jk47/chef,h4ck3rm1k3/chef,docwhat/chef,martinb3/chef,nalingarg2/chef-1,EasonYi/chef,jagdeesh109/chef,kaznishi/chef,josb/chef,paulmooring/chef,gsaslis/chef,jblaine/chef,jmhardison/chef,nicklv/chef,sekrett/chef,grubernaut/chef,polamjag/chef,mal/chef,mikefaille/chef,jkerry/chef,nvwls/chef,onlyhavecans/chef,mal/chef,docwhat/chef,OpSitters/chef,BackSlasher/chef,circleback/chef,mattray/chef,smurawski/chef,onlyhavecans/chef,mattray/chef,nicklv/chef,b002368/chef-repo,jimmymccrory/chef,martinb3/chef,jimmymccrory/chef,nathwill/chef,higanworks/chef,patcon/chef,adamleff/chef,grubernaut/chef,strangelittlemonkey/chef,evan2645/chef,EasonYi/chef,Kast0rTr0y/chef,permyakovsv/chef,robmul/chef,ccsplit/chef,evan2645/chef,criteo-forks/chef,h4ck3rm1k3/chef,nsdavidson/chef,renanvicente/chef,faspl/chef,nsdavidson/chef,gsaslis/chef,ccsplit/chef,3dinfluence/chef,tomdoherty/chef,tbunnyman/chef,robmul/chef,nvwls/chef,mikefaille/chef,baberthal/chef,oclaussen/chef,jkerry/chef,webframp/chef,circleback/chef,aaron-lane/chef,onlyhavecans/chef,Ppjet6/chef,jk47/chef,smurawski/chef,jagdeesh109/chef,3dinfluence/chef,martinb3/chef,Igorshp/chef,jonlives/chef,jonlives/chef,tomdoherty/chef,ckaushik/chef,skmichaelson/chef,Kast0rTr0y/chef,nvwls/chef,MsysTechnologiesllc/chef,jblaine/chef,jaymzh/chef,karthikrev/chef,EasonYi/chef,lamont-granquist/chef,tbriggs-curse/chef,antonifs/chef,nguyen-tien-mulodo/chef,zuazo-forks/chef,nellshamrell/chef,OpSitters/chef,skmichaelson/chef,zuazo-forks/chef,ducthanh/chef,mikefaille/chef,AndyBoucher/Chef-Testing,sanditiffin/chef,ekometti/chef,brettcave/chef,cachamber/chef,baberthal/chef,youngjl1/chef,cachamber/chef,paulmooring/chef,josb/chef,mwrock/chef,brettcave/chef,nsdavidson/chef,higanworks/chef,ranjib/chef,Igorshp/chef,cachamber/chef,jonlives/chef,antonifs/chef,nalingarg2/chef-1,docwhat/chef,MichaelPereira/chef,custora/chef,permyakovsv/chef,DeWaRs1206/chef,adamleff/chef,tas50/chef-1,askl56/chef,jimmymccrory/chef,jmhardison/chef,adamleff/chef,andrewpsp/chef,baberthal/chef,ranjib/chef,BackSlasher/chef,MichaelPereira/chef,robmul/chef,Ppjet6/chef,sometimesfood/chef,karthikrev/chef,patcon/chef,mio-g/chef,ducthanh/chef,onlyhavecans/chef,strangelittlemonkey/chef,ChaosCloud/chef,OpSitters/chef,antonifs/chef,jagdeesh109/chef,Igorshp/chef,jkerry/chef,ccsplit/chef,zuazo-forks/chef,baberthal/chef,Ppjet6/chef,acaiafa/chef,mattray/chef,sanditiffin/chef,nvwls/chef,clintoncwolfe/chef,oclaussen/chef,tbunnyman/chef,3dinfluence/chef,nalingarg2/chef-1,ktpan/chef-play,zshuo/chef,criteo-forks/chef,mal/chef,h4ck3rm1k3/chef,askl56/chef,ckaushik/chef,acaiafa/chef,evan2645/chef,evan2645/chef,ccsplit/chef,nellshamrell/chef,jimmymccrory/chef,AndyBoucher/Chef-Testing,skmichaelson/chef,tbunnyman/chef,mwrock/chef,nguyen-tien-mulodo/chef,Tensibai/chef,oclaussen/chef,tbunnyman/chef,ducthanh/chef,antonifs/chef,Ppjet6/chef,acaiafa/chef,patcon/chef,faspl/chef,custora/chef,tbriggs-curse/chef,cgvarela/chef,sometimesfood/chef,ckaushik/chef,ChaosCloud/chef,b002368/chef-repo,oclaussen/chef,mal/chef,sempervictus/chef,gsaslis/chef,ccsplit/chef,baberthal/chef,someara/chef,jblaine/chef,cgvarela/chef,webframp/chef,aaron-lane/chef,onlyhavecans/chef,gene1wood/chef,baberthal/chef,higanworks/chef,polamjag/chef,skmichaelson/chef