rpartial util fn

add rpartial to util (inspired by) [dash.el](https://github.com/magnars/dash.el#-rpartial-fn-rest-args)

scrub real names from test data

concat non vendor and test js into one file

add download button

Handle postgres objects json serialization

PostGIS geometries)

update old code for custom 'sel fields which is no longer needed.

Get entity detail page working

Field.field_type isn't allowed to be null. Change UI to reflect this

option from UI

do batched hydration for GET /api/meta/db/. Save a few DB calls