New cachedInstancesWhere method, using a basic invalidate-on-write query cache.
Removed debug logging
New generic cachedObject system, like cachedInstancesWhere but for arbitrary data with a generator block
Esoteric fix: if you have a DB column name that matches a readonly property, FCModel will now ignore it and log a warning to the console, rather than KVO-crashing when trying to set it.
Improving the class-check system for column serializations of NSURL, NSDate, NSDictionary, NSArray
NSDate overflow for 32-bit NSInteger's
Merge pull request #32 from Wire/master

NSDate overflow for 32-bit NSInteger's
Fixing merge conflict (like goto fail, right?…)
Remove iOS-only notifications when building for Mac (#31)
Updated README
Removed miss placed %@ String is using string by appending string