Merge branch 'pevens_import_fdsnws' into 'import_fdsnws'

Cleanup and fixes to fdsnws importer

See merge request pevans/shakyground2!1
3 jobs for master in 8 minutes and 48 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed coverage #69475

00:02:40

passed formatting #69473

00:06:11

passed test #69474

00:06:05