I get these warnings when trying to use these actions:
Assets/PlayMaker Custom Actions/EnableColliderByTag.cs(11,35): warning CS0414: The private field `HutongGames.PlayMaker.Actions.EnableColliderByTag.script' is assigned but its value is never used
Assets/PlayMaker Custom Actions/EnableCollider.cs(144,40): warning CS0219: The variable `temp' is assigned but its value is never used