Add open data model for USA

Author: huddlej

config/config.yaml

@@ -44,6 +44,11 @@ prepare_data:
         excluded_locations: "defaults/global_excluded_locations.txt"
         clade_min_seq: 500
         clade_min_seq_days: 150
+      usa:
+        included_days: 150
+        location_min_seq: 100
+        location_min_seq_days: 100
+        force_include_clades: "hub/included_clades.tsv"
     pango_lineages:
       global:
         included_days: 150

config/variant_hub.yaml

@@ -8,7 +8,7 @@ hub_team_name: blab
 # Define model parameters indexed by model abbreviations to use for hub
 # submission.
 hub_models:
-  gisaid_hier_mlr:
-    data_provenance: gisaid
+  open_hier_mlr:
+    data_provenance: open
     variant_classification: nextstrain_clades
     geo_resolution: usa