GC DevKit Error: Cannot find module

What happened

% basil init hello-world

Error: Cannot find module 'mixpanel'

How to fix

% npm install

npm http GET https://registry.npmjs.org/jash
npm http GET https://registry.npmjs.org/mixpanel/0.0.12
npm http 200 https://registry.npmjs.org/mixpanel/0.0.12
npm http GET https://registry.npmjs.org/mixpanel/-/mixpanel-0.0.12.tgz
npm http 200 https://registry.npmjs.org/jash
npm http GET https://registry.npmjs.org/jash/-/jash-0.1.1.tgz
npm http 200 https://registry.npmjs.org/mixpanel/-/mixpanel-0.0.12.tgz
npm http 200 https://registry.npmjs.org/jash/-/jash-0.1.1.tgz