Some updates
APH-399 - Method "Purchase by id" was improved. If the requested product is not in the skuDetails array, then the SkuDetails are loaded from the Google Billing. Only after this process will the purchase be made
APH-400 - Sandbox detection process was improved
APH-401 - The initial launch process has been redesigned. The list of products is now loaded almost simultaneously with registration. A trigger has also been added to prevent multiple accidental initializations on startup. Added experimental fixes to improve SkuDetailsWrapper async
APH-424 - New field 'is_new' was added to 'RegistrationBody'
APH-425 - Callback method for Products were implemented.
APH-xxx - Several fixes to improve code quality and stability