Fixed trafic CI config file.

Daniel Schmidt · saschagrunert · commit 5ce0be426392 · 2017-03-20T18:18:52.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -22,7 +22,7 @@ addons:
     - libtool
 
 before_install:
-  - cmake ..
+  - mkdir build && cd build && cmake ..
 
 install:
   - make 
