Adding express 100T cars and their reporting mark restrictions for express/default variants.

Adding TweakedLoadIDS for lego-express-freight so clients don't have to run Cross Traffic (fighting with host for car values).

Adding Connolley Creek Partnership tracks with Wesser/Nantahala Logging (and nicer log flats for captive service)

Ducktown/Railloader/tweakedLoadIDS.json

@@ -0,0 +1,13 @@
+{
+  "loads": {
+    "legos-express-freight": {
+      "description": "Express Freight",
+      "units": "pounds",
+      "density": 50.0,
+      "unitWeightInPounds": 0.0,
+      "importable": true,
+      "payPerQuantity": 0.0,
+      "costPerUnit": 0.0
+    }
+  }
+}