Make isEqual: more like Cocoa's version.
Make isEqual: more like Cocoa's version.

Dogild/cappuccino,280north/cappuccino,FrankReh/cappuccino,mrcarlberg/cappuccino,krodelin/cappuccino,rgv151/cappuccino,tolmasky/cappuccino,280north/cappuccino,tancred/cappuccino,dgvivero/CappCoreData,zittix/cappuccino,FrankReh/cappuccino,mrcarlberg/cappuccino,deltaprojects/cappuccino,tancred/cappuccino,zittix/cappuccino,wangshijin/cappuccino,wangshijin/cappuccino,primalmotion/cappuccino,eventualbuddha/cappuccino,dgvivero/CappCoreData,AlexanderMazaletskiy/cappuccino,AlexanderMazaletskiy/cappuccino,eventualbuddha/cappuccino,wangshijin/cappuccino,enquora/cappuccino,cacaodev/cappuccino,koamac/Cappuccino,FrankReh/cappuccino,Rosch/cappuccino,deltaprojects/cappuccino,enquora/cappuccino,kidaa/cappuccino,krodelin/cappuccino,zittix/cappuccino,tancred/cappuccino,daboe01/cappuccino,daboe01/cappuccino,zittix/cappuccino,cappuccino/cappuccino,akshell/cappuccino,daboe01/cappuccino,mrcarlberg/cappuccino,mrcarlberg/cappuccino,cacaodev/cappuccino,cacaodev/cappuccino,kidaa/cappuccino,tolmasky/cappuccino,enquora/cappuccino,koamac/Cappuccino,280north/cappuccino,rgv151/cappuccino,enquora/cappuccino,koamac/Cappuccino,wangshijin/cappuccino,mrcarlberg/cappuccino,jarib/cappuccino,daboe01/cappuccino,Rosch/cappuccino,koamac/Cappuccino,dgvivero/CappCoreData,eventualbuddha/cappuccino,tolmasky/cappuccino,deltaprojects/cappuccino,Dogild/cappuccino,primalmotion/cappuccino,AlexanderMazaletskiy/cappuccino,daboe01/cappuccino,primalmotion/cappuccino,deltaprojects/cappuccino,cappuccino/cappuccino,cacaodev/cappuccino,cacaodev/cappuccino,krodelin/cappuccino,AlexanderMazaletskiy/cappuccino,dgvivero/CappCoreData,AlexanderMazaletskiy/cappuccino,eventualbuddha/cappuccino,FrankReh/cappuccino,Rosch/cappuccino,FrankReh/cappuccino,primalmotion/cappuccino,zittix/cappuccino,kidaa/cappuccino,tancred/cappuccino,primalmotion/cappuccino,mrcarlberg/cappuccino,koamac/Cappuccino,280north/cappuccino,Rosch/cappuccino,daboe01/cappuccino,primalmotion/cappuccino,mrcarlberg/cappuccino,krodelin/cappuccino,Rosch/cappuccino,cappuccino/cappuccino,tancred/cappuccino,Dogild/cappuccino,tlrobinson/cappuccino,krodelin/cappuccino,akshell/cappuccino,Rosch/cappuccino,Dogild/cappuccino,Dogild/cappuccino,AlexanderMazaletskiy/cappuccino,krodelin/cappuccino,wangshijin/cappuccino,280north/cappuccino,deltaprojects/cappuccino,Rosch/cappuccino,kidaa/cappuccino,akshell/cappuccino,deltaprojects/cappuccino,dgvivero/CappCoreData,Dogild/cappuccino,wangshijin/cappuccino,tolmasky/cappuccino,koamac/Cappuccino,FrankReh/cappuccino,FrankReh/cappuccino,primalmotion/cappuccino,krodelin/cappuccino,kidaa/cappuccino,akshell/cappuccino,cappuccino/cappuccino,rgv151/cappuccino,cacaodev/cappuccino,FrankReh/cappuccino,kidaa/cappuccino,jiangshen/cappuccino,zittix/cappuccino,daboe01/cappuccino,mrcarlberg/cappuccino,jiangshen/cappuccino,rgv151/cappuccino,Dogild/cappuccino,jarib/cappuccino,deltaprojects/cappuccino,enquora/cappuccino,cacaodev/cappuccino,tolmasky/cappuccino,enquora/cappuccino,cappuccino/cappuccino,tancred/cappuccino,rgv151/cappuccino,zittix/cappuccino,enquora/cappuccino,cappuccino/cappuccino,rgv151/cappuccino,rgv151/cappuccino,cappuccino/cappuccino