Pivot table improvements

* init task history app

* task details modal

* add simple task endpoint

* individual task display

* clean up task api based on feedback

* troubleshooting section name and urls

* Add tests for the task history endpoint and support for paging

* handle paginated endpoint response on entity list

* Add pagination to EntityListLoader, use in TaskApp

* tweak pagination ui

* Fix flow

* ui tweaks

Xray fixes (#8717)

Trendlines mega branch

* init xray setting

* check xray enabled for browse, mode actions and reference

* check the actual setting value

* use main app settings selectors instead of admin selectors

* add to settings map

* use MetabaseSettings.get

* hide drill-through actions

* check xray enabled for metrics and segments in the reference

* hide section heading if there aren't any pinned dashboards

* Xrays => X-rays

* check for x-rays enabled in field sidebar

* use MetabaseSettings.get instead of connect / selector

* set enable_xrays for unit test

Trendline frontend

Insights: choose the right code-path for UNIX timestamps

xrays: Ensure adhoc query normalization

Do not require username for MongoDB connections

Fix chart settings reset when resize + remappings not working

* start table playground

* be a table

* field and column styles

* hide label

* unified fields

* init actual table vibes

* headers

* text / link color tweaks

* tokenize PK

* token tweaks

* more cleanup and tweaking

* remove table app

* handle smaller pk / fk token content

* ID > PK

* tighten up horizontal padding

* sync up styles

* Fix sort indication in table

* bubbles for simple table

* tweak table simple to better match interactive

* add search to pulse slack recipient picker

* rm unnecessary brackets

* add fuzzy search and pin attachment for Select

* allow searchFuzzy and searcCaseInsensitive combo