+before_install:
+ - if [[ $TRAVIS_OS_NAME = linux ]]; then sudo apt-get -qq update; fi
+ - if [[ $TRAVIS_OS_NAME = linux ]]; then sudo apt-get install -y libyajl-dev; fi
+ - if [[ $TRAVIS_OS_NAME = linux ]]; then sudo apt-get install -y libpcap-dev; fi
+ - if [[ $TRAVIS_OS_NAME = linux ]]; then sudo apt-get install -y libboost-all-dev; fi