Prevent empty structs if no attributes, relationships or fetched properties exist
Fix conflicting return type by making subentity's objectID class a subclass of the superentity's objectID class
Check if there is a superentity, fix broken test
Escape spaces in the build mogen path, fixes #151
Explicitly declare property atomic to resolve Xcode warning
Merge pull request #150 from danielctull-forks/master

[FIX] Prevent empty structs if no attributes, relationships or fetched properties exist. Issue #133. (Daniel Tull)
Merge pull request #153 from danielctull-forks/atomic-fix

[NEW] Declare scalar properties atomic to resolve -Weverything warning "Atomic by default property 'myInt16Value' has a user defined getter (property should be marked 'atomic' if this is intended)". Daniel Tull.
Merge pull request #152 from danielctull-forks/testfix

[FIX] Test Dir: Handle Spaces in Derived Data Path. Closes #151. (Daniel Tull)