create classes for DietDay and DietDayCell
Add properties for SDDietDay class
create new class that handles save/retrieve logic
refactor SDDietDays class - remove unused class properties
implement NSCoding protocol
add init method for SDDietDay class
create SDLibraryAPI class and some SDPersistencyManager fixes
create circular indicator for diet days
add date property in SDDietDay class
add date property in SDDietDay class
create start, clear and done buttons and datePicker; handle button pressing
create class that gathers used around the project methods; include it to all classes
move setting diet days method in SDPersistencyManager.h class
bypass controllers to work with new class structure
Merge pull request #1 from mvelikov/tableview

Create API that handles save/delete diet day start