Added REALM and removed almost everything
Modified folders structure
Started protocols definition
Added stack setter to SugarRecord
Added finder class
Started the contexts idea
Defined operations in SugarRecord
Project compiling properly
Added TODO comments to know where to keep working the following day
Changes in the context
Added classes to the test target
Updated tests of the finder
Updated tests of NSMO+SUGARRECORD
Updated tests for RLM object
Added finding method
Merge branch 'develop' into newStackStructure

Conflicts:
	SugarRecord/NSManagedObjectContext/NSManagedObjectContext+Stack.swift
Added entity insertion to SR contexts
Fixed tests that wasn't working
More components of the new stack structure developed
Added object creation