remove dropin.cache
use wheel packages
Merge pull request #1 from praekelt/feature/initial-skeleton-code

skeleton code for the api + test
Merge branch 'develop' of github.com:praekelt/url-shortening-service into feature/url-shortening-implementation
fix readme to show build status
Merge branch 'develop' of github.com:praekelt/url-shortening-service into feature/url-shortening-implementation