tree 4783a204dc9efac60bbed0eafd949f86b2f0cbe3
parent 8746a9328e39e55a980c1c4365297f30ed1323db
author Zack Williams <zdw@cs.arizona.edu> 1477696004 -0700
committer Zack Williams <zdw@cs.arizona.edu> 1477955765 -0700

only run 'apt-get update' if we need to apt-get something
fix dependencies

Change-Id: I39189f4c3dbc7fb64c5139043a23fa6c60097344