Update travis script and add build icon to README

Jan Breuer

2015-08-27 0c7f101ad0e43c33e8dd1b53f6f6746652236b63

 .travis.yml

@@ -1,7 +1,6 @@
addons:
  apt:
    packages:
    - cunit
    - libcunit1-dev

sudo: false