Merge in Numpad and Calculator.
Refactor Cannon Touch Script.
Removed Unwanted Script.
Implement Clear function to Inputbox when game progresses.
Remove Barrel animation used as ball.
Update the cannonball animation.
Update .gitignore to include dev.apk
Remove Cannon animation to edit.
Removed unwanted animator controller.
Add Cannon Animation.
Correct CannonBall animation.
Correct Naming Convention
Refactor BallFlightPath.
Refactor Calculator.  Caused Methods to change in GameMaster and Numpad.
Refactor Calculator.cs and NumPad.cs