use a shared script in .travis.yml

.travis.yml

@@ -2,12 +2,10 @@ language: cpp
 compiler:
     - gcc
 before_install:
-    - curl http://download.opensuse.org/repositories/YaST:/Head:/Travis/xUbuntu_12.04/Release.key | sudo apt-key add -
-    - echo "deb http://download.opensuse.org/repositories/YaST:/Head:/Travis/xUbuntu_12.04/ ./" | sudo tee -a /etc/apt/sources.list
-    - sudo apt-get update -q
-    - sudo apt-get install --no-install-recommends -y yast2-devtools yast2-testsuite yast2
     # disable rvm, use system Ruby
     - rvm reset
+    - wget https://raw.githubusercontent.com/yast/yast-devtools/master/travis-tools/travis_setup.sh
+    - sh ./travis_setup.sh -p "yast2-devtools yast2-testsuite yast2"
 script:
     - make -f Makefile.cvs
     - make