* allTags ducks: unit tests + code cleanup

* Different approach for common interfaces

* allTags ducks: cleanup; announcements & bookmarks ducks: unit tests + cleanup

Previously all of our metadata APIs sent a set of fields cluster, database, schema, and table to identify the table record in metadata service. Those parameters were replaced by a single 'key'.

amundsendatabuilder was misspelled as amundsenddatabuilder

* moved PopularTables out into separate component

* added tests

* fixed linting issues

* removed bookmarklist from populartables

* fixed tests

* addressed comments

* move populartables component to common

* removed unecessary boiler plate, improved tests

* added loading spinner for search requests

* fixed multiple requests issue, SearchResourceAction now sets loading state

* added tests, cleaned up reducer

* fixed typos

* fixed previous search term call

* made tests cleaner

- Added the Bookmarks feature where users can save or unsave table resources.
  - BookmarkIcon component renders a filled or unfilled star next to table resources. Clicking on the icon will save or unsave the bookmark. Icons can be rendered in regular or large versions.
  - "My Bookmarks" component is added to the homepage. This displays all of the bookmarked table resources in a paginated format.
- Created a Preloader component that fetches data needed for app-wide functionality.
  - Bookmark and User data is fetched in Preloader
  - Removed user data fetching in NavBar
Added new tests for
- Preloader, BookmarkIcon, BookmarkList, Metadata API
Modified existing tests for
- Table Details, TableListItem,

* fixed hover on home link to change color

* updated css to be cleaner

Follow up to PR #178 dropping `-d` we can loose compose down

See https://github.com/lyft/amundsenfrontendlibrary/pull/178#discussion_r288741312

Video link timer set to just before Amundsen mention starts

* Update quick start and docker-compose

* Move verification to new section

* Adding link to YouTube video from Strata SF

* Update README.md

* Explains how to setup OIDC with amundsen

* Fixes a typo

We use test in databuilder sample loader

* uses tagged versions of the three amundsen services
* sets PROXY_ENDPOINT for the elasticsearch container
   which _should_ make it JustWork(tm) with docker-engine
   based setups. NOTE this requires the 1.0.2 version of the
   search service container
* similarly sets PROXY_HOST for neo4j

* Add a WIP base_super_preview_client and example doc

* Update base_superset_preview_client, doc, and tests.  Pass 'database' in preview data request

* Address nits + fix typos

* Add note about npm run tsc

* Fix a typo

update pypi version to include: 1. auto docker push; 2. push python suggested version to pypi

* Update setup.py

* Update setup.py

* Update User model

* Cleanup User model + add explicit unit tests