Don't touch aggregate include file if the content doesn't change.
Merge pull request #148 from smic/master

[NEW] Don't touch aggregate include file if the content doesn't change. (Stephan Michels)
[FIX] #42 broken `#import NSManagedObject.h` codegen
Merge branch 'master' of github.com:rentzsch/mogenerator
Updating to latest from 'upstream/master
Adding the myTransformableWithProtocol attribute back because of un-mergeable xcdatamodel