initial commit
new stuff
Merge branch 'coreData'
Merge branch 'master' into coreData
Merge pull request #1 from gatropino/coreData

Core data
Added more entities
added more core data functionality
Merge pull request #2 from gatropino/coreData2

Core data2
Fixed some crash issues in app delegate
Merge pull request #3 from gatropino/coreData2

Fixed some crash issues in app delegate