* Support for GE Zwave fan controller * Tests for zwave fan * Add additional fan workarounds
* Apply refresh_node workaround on 1st instance only * Add another test
* Tests for zwave workaround detection * Remove unused code * Revert "Remove unused code" This reverts commit e06cce0abecc233dab3488dc4194b2d296eee002. * Tests for empty manufacturer ID