evergreen hello world

helloworld.yml

tasks:
  - name: compile
    commands:
      - command: git.get_project
        params: 
          directory: src
      - command: shell.exec
        params: 
          script: |
            echo "hello world!"
            echo "${test_flags}"


buildvariants:
- name: linux-64
  display_name: Linux-64
  run_on:
  - ubuntu1404-test
  expansions:
    test_flags: "blah blah"
  tasks:
  - name: compile