* Refactor MatrixClientBackedController.ts Signed-off-by: Michael Telatynski <7t3chguy@gmail.com> * Disable ICE fallback based on well-known configuration Signed-off-by: Michael Telatynski <7t3chguy@gmail.com> * Add tests Signed-off-by: Michael Telatynski <7t3chguy@gmail.com> --------- Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>