Added a requiredRenderingParts method to get what is needed for rendering
Fix memory error with rquiredRenderingParts
Moved strip whitespace into its own method
Merge branch 'master' of github.com:MailCore/mailcore2
Moved implementation of requiredPartsForRendering
Cleanup of requiredParts() per Hoa's suggestions
Merge pull request #622 from mronge/master

Added requiredRenderingParts method to get what is needed for rendering