Provide import context to bg import block
More robust entity/class name lookup, exception domain
All dates assumed UTC. Rename import blocks/methods to "operation" since not always import
Fix class/entity name difference when importing relationship
Expose object fetch helpers with moc argument
Rename option keys without k prefix
Add notifications for deleting db file
Add option to add supplementary data to imported dict/arrays
[WIP] refactoring core data manager
Major refactor to relationship imports, HUGE speed increases (YAY)
Fix entity name check
Fix exclusion of keys that map to keypaths when inferring key mappings
Re-hide moc-based fetch methods. No need for those to be public
Rename import completion block
More intuitive names for option keys
Merge pull request #20 from Raizlabs/ND-ImportContext

Interface and Performance Revisions