Add Weishui camps scenario

data/campaign/campaign.json

@@ -173,6 +173,11 @@
       "id": "034_ma_chao_counterstroke",
       "title": "Ma Chao Counterstroke",
       "path": "res://data/scenarios/034_ma_chao_counterstroke.json"
+    },
+    {
+      "id": "035_weishui_camps",
+      "title": "Weishui Camps",
+      "path": "res://data/scenarios/035_weishui_camps.json"
     }
   ]
 }