Precompile assets on start.
Merge pull request #157 from astopy/master

Precompile assets on start.
Add User Collection
Add Classification Docs
Add Subject Docs
Add Project Docs
Fix some typos
Add Workflow Docs
Update Readme
Add Subject Set docs
Add UserGroup Docs
Add Membership Docs
Add Collection docs
Fix semantic issues
Fix typos
Fix newlines
Fixed more typos