chore(package): update mocha to version 3.0.2 (#423)
chore(package): update mocha to version 3.0.2 (#423)

https://greenkeeper.io/
kumar303/web-ext,mozilla/web-ext,rpl/web-ext,mozilla/web-ext,shubheksha/web-ext,kumar303/web-ext,shubheksha/web-ext,rpl/web-ext