Add more checks to ensure proper page parts are deleted.
Add more checks to ensure proper page parts are deleted.

anitagraham/refinerycms,mkaplan9/refinerycms,johanb/refinerycms,trevornez/refinerycms,Eric-Guo/refinerycms,chrise86/refinerycms,Retimont/refinerycms,chrise86/refinerycms,Retimont/refinerycms,hoopla-software/refinerycms,mlinfoot/refinerycms,aguzubiaga/refinerycms,anitagraham/refinerycms,mlinfoot/refinerycms,stefanspicer/refinerycms,gwagener/refinerycms,refinery/refinerycms,LytayTOUCH/refinerycms,gwagener/refinerycms,anitagraham/refinerycms,KingLemuel/refinerycms,louim/refinerycms,Eric-Guo/refinerycms,trevornez/refinerycms,mkaplan9/refinerycms,gwagener/refinerycms,bricesanchez/refinerycms,KingLemuel/refinerycms,simi/refinerycms,sideci-sample/sideci-sample-refinerycms,chrise86/refinerycms,stefanspicer/refinerycms,hoopla-software/refinerycms,stefanspicer/refinerycms,Eric-Guo/refinerycms,mabras/refinerycms,LytayTOUCH/refinerycms,johanb/refinerycms,mabras/refinerycms,mkaplan9/refinerycms,simi/refinerycms,mabras/refinerycms,LytayTOUCH/refinerycms,hoopla-software/refinerycms,bricesanchez/refinerycms,aguzubiaga/refinerycms,refinery/refinerycms,kappiah/refinerycms,mlinfoot/refinerycms,johanb/refinerycms,simi/refinerycms,trevornez/refinerycms,louim/refinerycms,kappiah/refinerycms,sideci-sample/sideci-sample-refinerycms,KingLemuel/refinerycms,kappiah/refinerycms,refinery/refinerycms,aguzubiaga/refinerycms,Retimont/refinerycms,simi/refinerycms