Fetch a user's package count from NPM
getPackages = require 'npm-packages'
- Uses promises
- Supports paginated responses
progress for paginated responses
- Uses scraping (:[) because NPM has no API and the npm-stats package is inconsistent and times out.
- Because of the scraping approach, we cannot differentiate between user that exist but have no repos, and users that don't exist. Either will return a rejected promise.