Remove experimental regexp handlers
Rearrange route declarations in order of complexity
Improve project links
Helper method to check user project design privilege
More accurate ProjectHandler route regexp
Create new project for test/develop work
Make entity version JSON object a dictionary

Entity’s version information is a JSON object with the version label as
the key.
Remove momoko package from requirements... for now
Separate HDF5 JSON and REST links

The JSON links go under the “links” key and REST links go under the
“hrefs” key.