Merge pull request jupyterhub#60 from betatim/bump-v0.8.8 Go to v0.8.8

Merge pull request jupyterhub#59 from betatim/fix-port-handling Convert port number to string before building URL

Bump to 0.8.6. 

Bump to 0.8.5. 

Bump to 0.8.4. 

Bump to 0.8.3. 

Bump to v0.8.2. 

Bump to 0.8.1. 

Bump version to 0.8.0. 

Update version to 0.7.