message: make travis-ci work
diff: -# Enable C++ support
  language: cpp
  +sudo: required
  +dist: trusty
  +
  +os: linux
  +
  +compiler:
  + - gcc
  +
  +cache:
  + ccache: true
  +
  +addons:
  + apt:
  + sources: [ ubuntu-toolchain-r-test, llvm-toolchain-precise ]
  + packages: [ gcc-6, g++-6, clang-5.0 ]
  +
  matrix:
  include:
  - - os: linux
  - dist: trusty
  - sudo: required
  - compiler: gcc
  + - compiler: ": gcc-6"
  + before_install:
  + - export CC="gcc-6" CXX="g++-6"
  + - compiler: ": clang-5.0"
  + before_install:
  + - export CC="clang-5.0" CXX="clang++-5.0"
  + exclude:
  + - compiler: gcc
  - - os: linux
  - dist: trusty
  - sudo: required
  - compiler: clang
  +install:
  + - sudo echo "deb http://archive.ubuntu.com/ubuntu xenial main universe" | sudo tee -a /etc/apt/sources.list.d/xenial.list
  + - sudo echo "deb http://archive.ubuntu.com/ubuntu xenial main" | sudo tee -a /etc/apt/sources.list.d/xenial.list
  + - sudo apt-get update -q > build.log 2>&1 || (cat build.log && exit 1)
  + - sudo apt-get install unixodbc-dev binutils -y > build.log 2>&1 || (cat build.log && exit 1)
  + - mkdir -p "${HOME}/bin"
  + - ln -s "$(which ccache)" "${HOME}/bin/${CC}"
  + - PATH="${HOME}/bin:${PATH}"
  -# Build steps
  script:
  + - cd contrib/poco
  + - ./configure --static --minimal --no-tests --cflags=-fPIC && make -s -j2 && sudo make install
  + - cd ../..
  - mkdir build
  - cd build
  - cmake .. && make
  