Validate positon values are unique for action parameters
Validate positon values are unique for action parameters

Plexxi/st2,Plexxi/st2,nzlosh/st2,StackStorm/st2,StackStorm/st2,Plexxi/st2,StackStorm/st2,nzlosh/st2,nzlosh/st2,StackStorm/st2,nzlosh/st2,Plexxi/st2