Change package name to test environment
Initial commit of example application
Fixes #4 - Message if sku does not exist
Closes #1 - Crash when account not set. Now check all cases to see if user has configured an account and return error code in those cases.
Closes #5 - Return user canceled code when user hit back button
Format code
Closes #6 - Display prices in BTC not satoshi. Closes #7 - If user has already purchased item, then show close button. Closes #8 - If no user has been configured, return error code from service
merge from test branch