Deal better with duplicated package names (fixes #78)
Deal better with duplicated package names (fixes #78)

agrafix/stack,bollu/stack,duplode/stack,joozek78/stack,keent/stack,deech/stack,bixuanzju/stack,ant1441/stack,juhp/stack,tedkornish/stack,wolftune/stack,soenkehahn/stack,rvion/stack,adinapoli/stack,Denommus/stack,meiersi-11ce/stack,phadej/stack,cabrera/stack,harendra-kumar/stack,sinelaw/stack,AndreasPK/stack,achernyak/stack,narrative/stack,MaxGabriel/stack,rrnewton/stack,wskplho/stack,MichielDerhaeg/stack,sinelaw/stack,Denommus/stack,athanclark/stack,phadej/stack,chreekat/stack,sjakobi/stack,martin-kolinek/stack,AndrewRademacher/stack,markus1189/stack,chadbrewbaker/stack,duplode/stack,fizruk/stack,keent/stack,narrative/stack,GaloisInc/stack,vigoo/stack,rekka/stack,Heather/stack,meiersi-11ce/stack,Andrew-the-Ubergeek/stack,robstewart57/stack,chreekat/stack,hesselink/stack,lukexi/stack,anton-dessiatov/stack,bollu/stack,vigoo/stack,rubik/stack,CRogers/stack,soenkehahn/stack,supermario/stack,mathhun/stack,robstewart57/stack,luigy/stack,agrafix/stack,Blaisorblade/stack,akhileshs/stack,wolftune/stack,k-bx/stack,mrkkrp/stack,k-bx/stack,Heather/stack,martin-kolinek/stack,kairuku/stack,CRogers/stack,juhp/stack,bixuanzju/stack,rvion/stack,fizruk/stack,markus1189/stack,tedkornish/stack,cabrera/stack,GaloisInc/stack,mathhun/stack,Fuuzetsu/stack,kairuku/stack,Blaisorblade/stack,AndreasPK/stack,supermario/stack,cocreature/stack,DanielG/stack,MaxGabriel/stack,cocreature/stack,joozek78/stack,anton-dessiatov/stack,lukexi/stack,DanielG/stack,rrnewton/stack,harendra-kumar/stack,deech/stack,achernyak/stack,luigy/stack,Andrew-the-Ubergeek/stack,adinapoli/stack,MichielDerhaeg/stack,mietek/stack,rekka/stack,AndrewRademacher/stack,athanclark/stack,rubik/stack,chadbrewbaker/stack,Fuuzetsu/stack,akhileshs/stack,ant1441/stack,mrkkrp/stack,sjakobi/stack,wskplho/stack