* Add filter parsing to rule list filters
* Add unit tests for label parsing
* Make label operators an enum
* add example for parsing function
* Update labels operator regex
* Add tests to rule list for filtering
* add additional test for testing alert instances filtering
* Use tooltip for query syntax example
* refactor to use Matchers for filtering
* Update docs for label filtering on rules list
* style fixes
(cherry picked from commit 5f0bc252bc)
Co-authored-by: Nathan Rodman <nathanrodman@gmail.com>
Grot (@grafanabot)
d1cd7e7c64