Fixes bug 908410
Removed fields prefixed with an underscore from dynamic_form.
Worked on displaying facets and choosing them.
New params, choose fields, improved UI...
Terms are links, no more replacement of a value input if it has a value.
Moar params!
WIP fixing comments by Peter.
Renamed fields to columns, working unit tests.
Admin mode to see PII fields, UI improvements, bug fixing, unit tests.
Apply back bugzilla bugs caching.