Limit to one active scan at a time
Limit to one active scan at a time

Additionally, provide read access to rescan for discovery.

xcat2/confluent,jjohnson42/confluent,whowutwut/confluent,jjohnson42/confluent,jjohnson42/confluent,whowutwut/confluent,whowutwut/confluent,whowutwut/confluent,jjohnson42/confluent,xcat2/confluent,jjohnson42/confluent,xcat2/confluent,xcat2/confluent,xcat2/confluent