Merge commit '1e0b8bf0b3b3b4247fb21e9839af342ae879607c'

* commit '1e0b8bf0b3b3b4247fb21e9839af342ae879607c':
  travis: fix dependencies

Merged-by: Hendrik Leppkes <h.leppkes@gmail.com>

.travis.yml

@@ -4,7 +4,7 @@ addons:
   apt:
     packages:
       - yasm
-      - bc
+      - diffutils
 compiler:
   - clang
   - gcc