Merge branch 'feature/IPF-11' into develop
IPF-13: COMPLETED

- libextobjc added as submodule and references only the code I need from that project
Merge branch 'feature/IPF-13' into develop
Merge branch 'develop' into feature/IPF-11

Conflicts resolved using 'mine':
	ios-police-foundation/ios-police-foundation/Classes/ViewControllers/PFCategoriesViewController.m