"moglos,

When I did sudo pip install cuav I had a lot of issues as well; I followed Stephen Gloor's earlier post and it worked for me.
 Below is Stephen Gloor's workaround:  Thanks for this!
      git clone git://github.com/tridge/cuav.git      cd…"

"parvupv,
what Debian release are you using?"

"moglos, here is what you need to do to get libjpeg-turbo installed:
sudo nano /etc/apt/sources.list
------add these two repos----
deb http://zarrenspry.info/repos/apt/raspbian testing maindeb-src http://zarrenspry.info/repos/apt/raspbian testing…"