[nas] switching from svn to git

[Jon Trulson]

I proposed this before and got no negative feedback, but as my svn
skills are getting rusty and git is a very good DVCS, I intend to
convert the existing NAS svn repo over to git.

I will wait until after the next maint release, so this is just FYI.

-- 
Jon Trulson

   "I was not genomed to alter reality."
       - Sonmi 451