[Expeditions] Store members on dynamic zone (#1358)

This moves members from expeditions so other systems can use them

Replace expedition_members table with dynamic_zone_members

Move 'EnableInDynamicZoneStatus' rule to DynamicZone namespace

Modify #dz list to show dz members (not instance players) and type name

Move various queries to repository methods

utils/sql/git/required/2021_02_12_dynamic_zone_members.sql

@@ -0,0 +1,11 @@
+CREATE TABLE `dynamic_zone_members` (
+  `id` int(10) unsigned NOT NULL AUTO_INCREMENT,
+  `dynamic_zone_id` int(10) unsigned NOT NULL DEFAULT 0,
+  `character_id` int(10) unsigned NOT NULL DEFAULT 0,
+  `is_current_member` tinyint(3) unsigned NOT NULL DEFAULT 1,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `dynamic_zone_id_character_id` (`dynamic_zone_id`,`character_id`),
+  KEY `character_id` (`character_id`)
+) ENGINE=InnoDB DEFAULT CHARSET=latin1;
+
+DROP TABLE `expedition_members`;