Added queries for tracking deployments

This ensures the deployments are copied into "forever.deployments" which
has no expiration time (unlike "default" which expires after one hour).

Rakefile

@@ -28,6 +28,10 @@ task :policies do
   unless policy_names.include?('downsampled')
     CLIENT.create_retention_policy('downsampled', db, '7d', 1)
   end
+
+  unless policy_names.include?('forever')
+    CLIENT.create_retention_policy('forever', db, 'INF', 1)
+  end
 end
 desc 'Updates the continuous queries in the database'

queries/other/deployments.txt

+CREATE CONTINUOUS QUERY deployments on $DATABASE
+RESAMPLE EVERY 30m FOR 1h
+BEGIN
+    SELECT *
+    INTO forever.deployments
+    FROM "default".deployments
+END