message: adapted travis.yml to GDAL 2.x from ubuntugis-stable on trusty
diff: language: rust
  -sudo: false
  +sudo: enabled
  +dist: trusty
  +
  +before_install:
  + - sudo add-apt-repository ppa:ubuntugis/ppa -y
  + - sudo apt-get update -q
  + - sudo apt-get install -y libgdal-dev libgdal20
  addons:
  apt:
  packages:
  - - libgdal-dev
  - - libgdal1-dev
  - - libgdal1h
  + - build-essential
  rust:
  - stable
  