Added evmod_assets and started using it for scripts

Signed-off-by: Robear Selwans <robear.selwans@outlook.com>

res/scripts/Scene1/child.lua

@@ -0,0 +1,23 @@
+this.on_init = function ()
+  this.custom_eulerangles = Vec3:new()
+  this.custom_angularvelocity = Vec3:new(0, 0.01, 0)
+end
+
+this.on_update = function ()
+  rb = this:getComponent(Rigidbody)
+  if Input.getKeyDown(Input.KeyCode.Enter) then
+    rb:addForce(Vec3:new(0, 100, 0))
+  end
+  if Input.getKeyDown(Input.KeyCode.Right) then
+    rb:addForce(Vec3:new(10, 0, 0))
+  end
+  if Input.getKeyDown(Input.KeyCode.Left) then
+    rb:addForce(Vec3:new(-10, 0, 0))
+  end
+  if Input.getKeyDown(Input.KeyCode.Up) then
+    rb:addForce(Vec3:new(0, 0, -10))
+  end
+  if Input.getKeyDown(Input.KeyCode.Down) then
+    rb:addForce(Vec3:new(0, 0, 10))
+  end
+end