Fixed commit f267fdff5979a04b0a43466bc2dc89935831210d
Fixed commit f267fdff5979a04b0a43466bc2dc89935831210d

The `delete()` method on PropelCollection is dumb, it iterates over
the results and deletes them one by one. This commit changes the way
we delete scheduled for deletion objects on `save()`.

SCIF/Propel2,zachmay/Propel,peter17/Propel2,fzaninotto/Propel2,rozwell/Propel,vdbf/Propel2,tbl0605/Propel-pervasive,peter17/Propel2,farhanrahman/Propel2,ikeyan/Propel2,jeffblack360/Propel2,marwein/Propel2,SwissalpS/Propel2,PatidarWeb/Propel,ktounet/Propel2,propelorm/Propel,mhitza/Propel2,jeffblack360/Propel2,jarves/Propel2,peterkokot/Propel2,propelorm/Propel3,Egston/Propel,propelorm/Propel,PatidarWeb/Propel,staabm/Propel2,jeremydenoun/Propel2,SCIF/Propel2,ktounet/Propel2,propelorm/Propel2,fzaninotto/Propel2,AriaSystems/Propel,marcj/Propel2,ikeyan/Propel2,Innometrics/Propel,mhitza/Propel,gencer/Propel,peterkokot/Propel2,propelorm/Propel3,jarves/Propel2,marcj/Propel2,cristianoc72/Propel2,mhitza/Propel,nibsirahsieu/Propel2,nibsirahsieu/Propel2,SwissalpS/Propel2,staabm/Propel2,adrianrusnarczyk/Propel,bjdelange/Propel,tbl0605/Propel-pervasive,david0/Propel2,farhanrahman/Propel2,vdbf/Propel2,fzaninotto/Propel2,kitsunde/Propel2,halfer/Propel,pimpreneil/Propel2,bjdelange/Propel,zachmay/Propel,rozwell/Propel,sh0dow/Propel,Innometrics/Propel,Big-Shark/Propel2,peterkokot/Propel2,gencer/Propel,propelorm/Propel3,jeremydenoun/Propel2,adrianrusnarczyk/Propel,Big-Shark/Propel2,Egston/Propel,cristianoc72/Propel2,marwein/Propel2,propelorm/Propel2,sh0dow/Propel,mhitza/Propel2,david0/Propel2,AriaSystems/Propel,pimpreneil/Propel2,kitsunde/Propel2,halfer/Propel