Re: Deque impl.

[Namespace]

3. Nitpick: Don't use parenthesis for single arg templates:
No:  "Deque!(int)"
yes: "Deque!int"
May I ask why? Both are correct after all. Or is it just the 
preferred style?

My style is also Deque!(int), not Deque!int, the latter looks 
ugly...