* ducks unit tests: feedback, log, popularTables, search

* Lint fix

* Cleanup previous tests

* Syntax fixes

* Fix build errors

* Cleanup for unit tests

* Tests for user actions, reducer, & saga

* tests for user apis

* Initial ducks/tableMetadata tests (#207)

* Improve tableMaetadata tags & owners tests

* Cleanup tableMetadata tests

* Tests for tableMetadata api helpers

* Code cleanup

* Some code cleanup

* saga syntax + OwnerDict type cleanup