How to set up SuperPowered in Xcode or a demo app for iOS?

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• I can't find any instructions on how to install/set up the Superpowered SDK for Xcode. Can you help me setting up the SDK or forward me instructions on how to do so?
• How can I install Superpowered?
• Do you have any tutorial or documentation on how to set up superpowered with android studio?
• Is there any example code to integrate Superpowered with a swift project?
• I'm not understanding how to create for Android platform the same example used for iOS (SuperpoweredOfflineProcessingExample) I need to create a .cpp file ?