Update hostdb threadedScan to scan hosts with contracts every time, add...

Update hostdb threadedScan to scan hosts with contracts every time, add contractHosts field to hostdb and methods to hostdb and contractor to update
4 jobs for scan-contract-hosts in 28 minutes and 6 seconds
latest
Status Job ID Name Coverage
  Lint
passed #108369469
lint

00:02:30

 
  Test
passed #108369474
integration-tests

00:25:36

75.0%
passed #108369471
legacy-tests

00:08:29

54.7%
passed #108369472
package-tests

00:15:03

88.2%