Add Ownership Overhaul (#108)

* Add plugin
  * To 'Gameplay - Economy & Item Balance' section
    * Adds consequences to looting many random objects & containers.
  * https://www.nexusmods.com/morrowind/mods/48051

* Assign 'Fixes' group
  * Recommended to load as early as possible due to sprawling edits.
  * Only recommended to load after Patch for Purists (already does) &
    Morrowind Anti-Cheese (subjective).

* Add `useOnlyOneX` message
  * ESM or ESP should be used, not both.

masterlist.yaml

@@ -703,6 +703,16 @@ plugins:
 ###### Gameplay - Combat ######
 ###### Gameplay - Crafting & Harvesting ######
 ###### Gameplay - Economy & Item Balance ######
+  - name: 'Ownership Overhaul\.es[mp]'
+    url:
+      - link: 'https://www.nexusmods.com/morrowind/mods/48051/'
+        name: 'Ownership Overhaul'
+    group: *fixesGroup
+    msg:
+      - <<: *useOnlyOneX
+        subs: [ 'Ownership Overhaul plugin' ]
+        condition: 'many("Ownership Overhaul\.es[mp]")'
+
 ###### Gameplay - Mount & Follower Managers ######
 ###### Gameplay - NPC Balance & Distribution ######
 ###### Gameplay - NPC Behaviour & Dialogue ######