* revamp the create question component

* docs updates

* add stories and update styles

* prevent switching to visualization when it is not ready

* ensure CreateQuestion works in flex parents

* add basic e2e tests for CreateQuestion

* ensure that switching between editor and visualization works

* use the save button for the disabled state

* update the question title when the question is saved

* implement updating questions in place

* rename replaceQuestion

* make CreateQuestion props all optional

* add background color to modal header

* hide the save button if question is dirty

* hide save button instead of disabling per design feedback

* update e2e tests

* revert e2e helpers

* add title update assertions

* whitespace changes