Fix occasionally failing travis builds

We require sudo right now, tell this travis, so that they don't try to
run it on their container based infrastructure.

diff --git a/.travis.yml b/.travis.yml
index d17af5463cb96c5325a58180f63ba30db44eb07e..d7ee23876895eb72bdc15365ed9b62797a9783be 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,6 +8,7 @@ env:
   - PLATFORM=Linux
 before_install: ./util/travis/before_install.sh
 script: ./util/travis/script.sh
+sudo: required
 notifications:
   email: false
 matrix: