Added:
- AIR Library:
- > Product class (for the name/price/details of returned products)
- > Event class (to issue when the requested product has been returned)
- Native (Java) Code:
- > SetTestMode class (so no real purchases are made)
- > GetProdInfo class (to request product information)
- > ProdInfoEvent class (for handling when information is returned)

Updated/Fixed:
- Added all methods to the Extension Context
- Added Java->AS3 notification method
- Added AS3->Java initializer to send Developer ID (String)