Changed the constructor method to a static createTable() method
added hash map to constructor and now works with two databases
changed search method to use a hash map instead
fixed searchById() to avoid returning null objects
changed searchById() to find() and added hash map constructor to purchase
added where() method to models
added try/catch block to Customer and Purchase constructors
added save() method to customer
added isNewRecord() and save() methods to game model
improved GUI, added panels and radio buttons, still a work in progress
added delete() method to customer and game model
CardLayout for switching between add panels, need to set a layout for textfields
added a where() method that accepts a 2d string array