another try

jacobwilliams · jacobwilliams · commit 93cbd77c0fb8 · 2015-08-26T23:13:36.000-05:00
diff --git a/.travis.yml b/.travis.yml
@@ -22,6 +22,7 @@ addons:
       - binutils
       - cmake
       - python-pip
+      - graphviz
 
 # Build matrix: Run the three build systems and tests in parallel
 env:
