core: resolve flow issues in editable (#406)
core: resolve flow issues in editable (#406)

* components/Editable: unsubscribe from redux store on componentWillUnmount

* Fix flow checking in Editable component

Signed-off-by: Kacper Grzeszczyk <759b0aa3286b6f195f4a9891f1a4968637d003ab@gmail.com>

ory/editor,ory-am/editor,ory-am/editor,ory/editor