Added test files & implementated UIColor+IntellicloudStyleTest
Added TODO's & Tests
Added NSDate & Models Tests
Fixed some login problems
Removed new line
Merge pull request #39 from 243232/master

[Not reviewed] Added tests & fixed login problem
Podfile.lock (couldn't sync branch without committing this).
Added NSCoding interface and (unimplemented) interface methods
Added NSCoding implementation.
Added NSCoding implementation.
Added NSCoding implementation.
Added NSCoding implementation.
Added NSCoding implementation.
Added NSCoding implementation.
Added manager for PersistentStore
Weird line break removed.
Updated classes related to Persistent Store
Updated comments.
Small change in project structure
Updates regarding PersistentStore