Congratulations cofred and welcome to the site (make sure you download Ed's excellent crowd sourced owner's manual if you haven't already:
http://www.thorforums.com/forums/f10...nual-4961.html ).
What do you mean by cold air leak in the roof A/C? leaking where? to outside?
Your other question: Yes there is no proper drainage for the A/C condensation so it just goes where it wants to (usually right over the door).