dependencies:
    pre:
        - case $CIRCLE_NODE_INDEX in 0) NODE_VERSION=0.10 ;; 1) NODE_VERSION=4 ;; 2) NODE_VERSION=6 ;; esac; nvm install $NODE_VERSION && nvm alias default $NODE_VERSION

test:
    override:
        - npm test

Test on 0.10, 4.x, and 6.x
Test on 0.10, 4.x, and 6.x
