message: CI: use in Travis
  for less node@10 buffer warnings
diff: @@ -12,8 +12,8 @@ cache:
  yarn: true
  # Travis has built-in yarn 1.3.2 atm.
  -# We install 1.6.0 to be able to run bins from root node_modules
  +# We install 1.7.0 to be able to run bins from root node_modules
  # in child projects (without having to specify them as dev deps in each project)
  before_install:
  - - curl -o- -L https://yarnpkg.com/install.sh | bash -s -- --version 1.6.0
  + - curl -o- -L https://yarnpkg.com/install.sh | bash -s -- --version 1.7.0
  - export PATH=$HOME/.yarn/bin:$PATH
  