Remove settings search @groupId filters - since group ids can now be extension guids, and nobody uses this anyway

* Basic show fuzzy results below filtered results

* Renders filtered settings without a group

* Display both local filter and remote results in their own groups on the same page

* Remove duplicates between local and remote results

* Hide empty groups more completely, port score bounds change from master, fix NPE

* Remove fuzzy settings search toggle lightbulb icon

* Render all filtered groups as dynamically sized groups

* Remove renderer knowledge of filtered/nlp

* Update setting count on each search

* Fix match ranges for default settings vs the editable settings model

* Add ISearchProvider to fix layer breakage. Fix hidden areas for filtered groups

* Fix result count and updating on editable side changes

* Simplify model rendering - render all result groups dynamically, without allocating extra space

* Fix @-searches, clean up filterSettings() code in Settings Model

* Update renderers for editable prefs model

* Fix up metadata and telemetry

* Fix clearing the results by deleting the query

* Fix duplicated commonlyUsed settings, and navigation order

* Fix nlp results order, and allow scoring results

* Remove unused memento

* Match count tweaks

* Remove obsolete padTo argument to pushGroups

* Move searchResultGroup state from renderer to preferencesModels

* Remove old fuzzy search prompt link

* Fix NPE on filterResult

* nlp/filter => remote/local

* Remove "render" term from preferencesModels

* Simplify settings editor model rendering -
All groups are wrapped in braces for consistency
When search isn't active, the search groups are removed from the editor model, not hidden by the renderer

* Remove unread 'arrays'

* Simplify hiding duplicate settings search results

* Fix blinking on slow tokenization in search reuslts

Add experimentalFuzzySearchBoost so we can test changes to the 'boost' parameter in the search query