For a templar, yes, probably dual wield. Tanking is possible but you will be limited to 4 man content sadly. With all the changes in the past, tank templars do have issues with resources for end game content. I so wish that wasn't true. I fought that for a long time trying so many different sets, strats, etc. and just made him dps.
“...think of the solution, not the problem. If your mind was filled only with thoughts of why you were going to lose, then you couldn't think of how to win.”