basic core data implemented with object creation methods
fetched results controller for posts, user retrieval by unique Id, count of responses of content on post
Merge branch 'Zeke'

Conflicts:
	Greatist Message Publisher/Greatist Message Publisher.xcodeproj/project.pbxproj
Merge branch 'liz'

Conflicts:
	Greatist Message Publisher/Greatist Message Publisher.xcodeproj/project.pbxproj
Fixin' stuff