tutorial subtle improvement: change old style getWord(%this.upKey, 0) to %this.upKey._0 .
tutorial tweaks that are not necessary but will make the tutorial a bit easier:
removed unnecessary calls in ShooterControls::onRemoveBehavior
fixed a bad reference to caustics particle effect
Merge remote-tracking branch 'remotes/upstream/development' into development

Conflicts:
	modules/TropicalAssets/1/assets/particles/caustics.asset.taml
Merge branch 'development' of https://github.com/GarageGames/Torque2D into development
Merge pull request #51 from doodaddy64/development

Development
Merge branch 'GGdevelopment' into feature/GLKit-math