commenced update of detail view controller for editing and addition of shots
changed model to have description of number and type together
Refactored class names to make more sense
Hooked up add shot type view controller
Refactored classes, properties, entities etc etc to be consistent and make some sense!!!
Commence setup protocol for addshottypeview to return contents of new object
passing back new shot type to the table
centralised entity production to just before it is required
settings