Added refresh header view
Modified EGORefreshTableHeaderView to reset state after successful pull
Fixed cost delegate bug that caused $0.00 to be displayed instead of nil
Selecting textField cells now makes their text fields first responders
Fixed notes cell bug preventing value from being displayed without delegate
Removed unnecessary boilerplate code
Closed creation loop for flights and funds
Moved airport fetch code to DatabaseHelper
Added new 2013 airports
Added fetch mechanism for airports from database
Still need to adjust DEAirportsDelegate to use Airport objects instead of dictionaries
Changed DEAirportsDelegate to use Airport objects stored in the database instead of dictionaries
Code cleanup