Pass log context number to CocoaLumberjack if defined
MR_deleteInContext: now checks that the managed object is loaded in the specified context before deleting it.
Use existingObjectWithID: directly rather than checking the MOC reference.
Typo fix.
Converted spacing to tabs.
Added test for MR_deleteInContext: across multiple contexts.
Add documentation links

- Add access to each doc file
Add method to clear context from thread storage.
Fixed assert statement for abstract entities
Merge pull request #1 from magicalpanda/develop

Test Changes
Fix Timezone Issues in Data Importing

- Update default date formatting string to interpret timezone data.
- Set date formatter to use GMT when a custom date format is used for date strings which don't include timezone.
Merge branch 'develop' of github.com:collindonnell/MagicalRecord into develop
Added a method to NSManagedObjectModel category to allow creation of a model contained in a separate resource bundle when a main bundle does not exist. (As is the case with XCTest cases)
This should actually be a weak pointer.
Docs/Support.md: fix typo.

'immedialy' => 'immediately'
Merge pull request #616 from tcort/support_typo

Fix typo in Support documentation
Merge pull request #604 from JoshuaGross/jgross-weak-ptr

Add missing `__weak`
Use instancetype instead of id as return type for finder methods.
Convert unit tests to XCTest, and clean up project to remove duplication of settings across targets
Latest Specta, and use my Expecta repo/branch for Xcode 5.x compatibility for now.