* Fixes
  * Correctly fetching products' details from market (android). Fixed #194
  * Fixed restoreTransactions and refreshInventory to support changes in android-store.

* New Features
  * (Android Only!) Added payload to BuyMarketItem function in StoreController. The payload will be returned in OnMarketPurchase event.
  * Added new event OnMarketItemsRefreshStarted
  * Added an option to print debug messages in the SOOMLA Settings panel.
  * Added Amazon billing service and the option to switch between billing services in the SOOMLA Settings panel.
  * Changed folder structure a bit.