* Import track_new_devices and scan_interval from yaml for nmap_tracker
* Import track_new_devices and scan_interval from yaml for nmap_tracker
* Import track_new_devices and scan_interval from yaml for nmap_tracker
* tests
* translate
* tweak
* adjust
* save indent
* pylint
* There are two CONF_SCAN_INTERVAL constants
* adjust name -- there are TWO CONF_SCAN_INTERVAL constants
* remove CONF_SCAN_INTERVAL/CONF_TRACK_NEW from user flow
* assert it does not appear in the user step