Several improvements:
* Allow any type for remote ID #20 #22
* Configurable remote ID key in dictionaries #22
* Improved documentation #22
Move `useChangeAnimations` to SSManagedViewController and make it a property.
Provide default implementation for SSManagedTableViewController to make prototyping easier.
Clean up properties
More instancetype
Return save status. Fixes #28
Clean up WAL files during reset

WAL mode (enabled by default on iOS7) creates a -wal -shm file that should be removed during a reset or failed migration.
Switch from spaces to tabs for indenting

Matching existing style.
Merge pull request #30 from davidogren/master

Clean up WAL files during reset
Version 0.3.1
Add categories
Fix constant value
Version 0.3.2
Call super in managed collection view controller