[frontend] Move most of the current frontend into frontend/catalog to make room for the new frontend/index
[frontend] Fix deprecation warnings from express
[frontend] Split JSON API from HTML responses, moving the latter into frontend/catalog.  After all that shovelling it was trivial to create frontend/index
Remove obsolete setup/start scripts and update docs
Updated docker scripts and docs to new architecture
[core] Set annotation scores on loaded data, add --keepgoing flag to not stop on errors.
Run catalog in docker as user nobody
Merge pull request #66 from commonsmachinery/frontends

Separate catalog and index frontends