* Remove all mentions of Piwik
* Kill off all consumer of the old Piwik Analytics module
* Simplify ModalManager interface
* i18n
* Attempt to fix old e2e tests
* Remove unused component
* Iterate PR
* Move all polls processing to events-sdk
This makes polls support the full range of extensible events (both parsing and generation).
* Appease the linter
* Fix & update tests
* Update events-sdk for polls bugfix
* Update events-sdk for typechecking
* Add missing type cast
* Update per review