* PRs should use a custom prerelease label
* Update some docs
* Release the mouse when the button is released
We must not require that the Handled == true because in many
cases it is not an action that is really handled. Especially if the
mouse is captured - nobody else is receiving events.
* Adding back some methods to reduce the breaking changes.
* Making sure to force the use of VS2017
* Update all the docs
* Keep the diff in the output
* List the exported symbols on Linux