Adds physics api script file

docs/tasks/core.todo

@@ -38,6 +38,7 @@ Core:
     ✔ Read the window size and position on shutdown and write these to the state file @done (2/8/2022, 4:39:37 PM)
     
 Physics:
+    ☐ Look into moving to Box2D v3 when it comes out: https://box2d.org/posts/2023/01/starting-box2d-3.0/ @critical
     ☐ Joint Component to allow parent/child entities to both use the physics system @high
     ☐ Come up with a way to wrap Box2D into an API @low
     ✔ Research Box2D as a possible physics library @done (10/27/2021, 7:40:44 PM)

src/scripting/internal_scripts/physics_api.wren

@@ -0,0 +1,10 @@
+/******************************************************************************
+*	File		-	physics_api.wren
+*	Author		-	Joey Pollack
+*	Date		-	2023/01/12 (y/m/d)
+*	Mod Date	-	2023/01/12 (y/m/d)
+*	Description	-	Expose and wrap needed parts of the Box2D physics system.
+******************************************************************************/
+
+import "components" for RigidBodyComponent, CollisionComponent
+