-before_install:
- - if [ ${TRAVIS_OS_NAME} = 'linux' ] ; then sudo add-apt-repository --yes ppa:kubuntu-ppa/backports ; fi # cmake higher than 2.8.7
- - if [ ${TRAVIS_OS_NAME} = 'linux' ] ; then sudo apt-get update -qq ; fi
- - if [ ${TRAVIS_OS_NAME} = 'linux' ] ; then sudo apt-get install -y cmake valgrind default-jdk gfortran libboost-chrono1.48-dev ; fi
- - if [ ${TRAVIS_OS_NAME} = 'linux' ] ; then sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-4.7 50 ; fi
- - if [ ${TRAVIS_OS_NAME} = 'linux' ] ; then sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-4.7 50 ; fi