language: ruby
rvm:
  - 2.2.9
  - 2.3.6
  - 2.4.3
  - 2.5.0
  - ruby-head

# For Ruby/GSL
addons:
  apt:
    packages:
    - gsl-bin
    - libgsl0-dev

branches:
  only: master

language: ruby
rvm:
  - 2.2.9
  - 2.3.6
  - 2.4.3
  - ruby-head

# For Ruby/GSL
addons:
  apt:
    packages:
    - gsl-bin
    - libgsl0-dev

branches:
  only: master

Revert "add new Ruby version"
Revert "add new Ruby version"

This reverts commit 2d88bdbc2c85d11ac226ab705f8afd2097580b7f.

lol I broke the build
