change build_relationship_tree to on demand hash
change build_relationship_tree to on demand hash

This will allow us to create a smaller tree so not so many objects
get created for the test
using a hash is easier to generate and not as positionally picky

durandom/manageiq,hstastna/manageiq,aufi/manageiq,borod108/manageiq,djberg96/manageiq,fbladilo/manageiq,mkanoor/manageiq,djberg96/manageiq,gmcculloug/manageiq,jntullo/manageiq,jameswnl/manageiq,maas-ufcg/manageiq,romanblanco/manageiq,mresti/manageiq,agrare/manageiq,ilackarms/manageiq,ManageIQ/manageiq,billfitzgerald0120/manageiq,billfitzgerald0120/manageiq,josejulio/manageiq,chessbyte/manageiq,mzazrivec/manageiq,ailisp/manageiq,jameswnl/manageiq,ManageIQ/manageiq,maas-ufcg/manageiq,gerikis/manageiq,NaNi-Z/manageiq,jntullo/manageiq,pkomanek/manageiq,josejulio/manageiq,ilackarms/manageiq,mresti/manageiq,romaintb/manageiq,gerikis/manageiq,kbrock/manageiq,romanblanco/manageiq,maas-ufcg/manageiq,maas-ufcg/manageiq,durandom/manageiq,skateman/manageiq,kbrock/manageiq,branic/manageiq,branic/manageiq,aufi/manageiq,ilackarms/manageiq,mfeifer/manageiq,NickLaMuro/manageiq,agrare/manageiq,gerikis/manageiq,fbladilo/manageiq,matobet/manageiq,matobet/manageiq,tinaafitz/manageiq,NaNi-Z/manageiq,romaintb/manageiq,romanblanco/manageiq,andyvesel/manageiq,yaacov/manageiq,aufi/manageiq,branic/manageiq,chessbyte/manageiq,jvlcek/manageiq,NickLaMuro/manageiq,agrare/manageiq,andyvesel/manageiq,jrafanie/manageiq,mzazrivec/manageiq,maas-ufcg/manageiq,tzumainn/manageiq,chessbyte/manageiq,billfitzgerald0120/manageiq,gmcculloug/manageiq,mfeifer/manageiq,aufi/manageiq,jameswnl/manageiq,yaacov/manageiq,matobet/manageiq,mfeifer/manageiq,mfeifer/manageiq,lpichler/manageiq,ManageIQ/manageiq,mresti/manageiq,tinaafitz/manageiq,mzazrivec/manageiq,juliancheal/manageiq,NaNi-Z/manageiq,jvlcek/manageiq,tinaafitz/manageiq,israel-hdez/manageiq,mkanoor/manageiq,tzumainn/manageiq,gmcculloug/manageiq,NickLaMuro/manageiq,syncrou/manageiq,syncrou/manageiq,pkomanek/manageiq,romaintb/manageiq,jvlcek/manageiq,chessbyte/manageiq,yaacov/manageiq,hstastna/manageiq,mzazrivec/manageiq,skateman/manageiq,djberg96/manageiq,syncrou/manageiq,ailisp/manageiq,ilackarms/manageiq,hstastna/manageiq,branic/manageiq,d-m-u/manageiq,skateman/manageiq,NickLaMuro/manageiq,romaintb/manageiq,pkomanek/manageiq,romanblanco/manageiq,d-m-u/manageiq,borod108/manageiq,jrafanie/manageiq,gmcculloug/manageiq,d-m-u/manageiq,jrafanie/manageiq,borod108/manageiq,ManageIQ/manageiq,jvlcek/manageiq,jrafanie/manageiq,jameswnl/manageiq,agrare/manageiq,durandom/manageiq,kbrock/manageiq,djberg96/manageiq,israel-hdez/manageiq,josejulio/manageiq,gerikis/manageiq,borod108/manageiq,romaintb/manageiq,lpichler/manageiq,juliancheal/manageiq,israel-hdez/manageiq,mresti/manageiq,mkanoor/manageiq,lpichler/manageiq,maas-ufcg/manageiq,billfitzgerald0120/manageiq,lpichler/manageiq,ailisp/manageiq,kbrock/manageiq,juliancheal/manageiq,mkanoor/manageiq,ailisp/manageiq,romaintb/manageiq,matobet/manageiq,andyvesel/manageiq,fbladilo/manageiq,hstastna/manageiq,yaacov/manageiq,israel-hdez/manageiq,jntullo/manageiq,tzumainn/manageiq,d-m-u/manageiq,fbladilo/manageiq,tzumainn/manageiq,durandom/manageiq,tinaafitz/manageiq,juliancheal/manageiq,NaNi-Z/manageiq,skateman/manageiq,pkomanek/manageiq,jntullo/manageiq,andyvesel/manageiq,syncrou/manageiq,josejulio/manageiq