[Reviewed] Add 13 helper behaviors for 3D characters

[D8H]

Demo

• [3D platformer] Show how to use the 3D physics behavior and 3rd person camera GDevelop-examples#740

Changes

• New extensions
  • [3D character keyboard mapper] Add 2 behaviors for 3D platformer and 3D shooter controls.
  • [Advanced movements for 3D physics characters] Add 2 behaviors for air jump and Coyote-time.
  • [3D physics character animator] Add a behavior to automatically change animations of a 3D physics character.
  • [3D ellipse movement] Add a behavior to move platforms on any axis.
• Updated extensions
  • [Gamepads] Add 3 behaviors for 3d platformer, 3d shooter and 1st person camera controls.
  • [Multitouch joystick] Add 3 behaviors for 3d platformer, 3d shooter and 1st person camera controls.
  • [Pointer lock] Add a behavior for 1st person camera controls.
  • [Third person camera] Allow to target an angle that is not necessary the object angle with the smooth camera behavior.

Require

• Add 3D physics and 3D character behaviors 4ian/GDevelop#7149