When enabled, the user can choose any integer speed from 1x to 8x for their preferred Fast Forward speed, regardless of the system’s maximumFastForwardSpeed.
* Adds extension to handle interactions with Photos app
- isAuthorized to check/ask for authorization
- saveUIImage to save a UIImage to Photos
* Adds a Pause Menu button for taking game screenshots
* Adds @Feature and @Options for Game Screenshots
* Implements Game Screenshots feature in GameViewController
* Updates project settings
* Passes call to save to Photos as a closure into authorization prompt
- Ensures that the screenshot is saved when the user is first prompted for access to Photos
- More elegant extension code
---------
Co-authored-by: Riley Testut <riley@rileytestut.com>