Fix loss of precision when mapping large 64 bit integer strings to numeric types
Merge pull request #1395 from dtsiknis/development

Fix loss of precision when mapping large 64 bit integer strings to numer...
Updated the documentation for RKMappingOperation to make clearer.
Merge pull request #1400 from justynspooner/mapping-operation-documentation

Updated the documentation for RKMappingOperation to make clearer.
Drop dead application tests
Avoid expense of building aggregate object set for orphaned object deletion if there are no fetch request blocks registered
Call superclass implementation of `isReady` to fix issues with dependencies. refs #1399
Fix bug in class comparison when unregistering MIME type registrations. fixes #1406
Add basic test coverage object request operation dependencies. refs #1399
Invoke `RKEnsureDirectoryExistsAtPath` in Core Data example. refs #1407
Add example documentation for accessing the underlying error objects. fixes #1326