re-add travelbot layer

Author: Gjum

index.html

@@ -37,6 +37,7 @@
                 { source: "https://ccmap.github.io/data/settlements.civmap.json", enabled_presentation: false },
                 { source: "https://ameliorate.github.io/KANI/ccmap.json", enabled_presentation: false },
                 { source: "https://raw.githubusercontent.com/smaldragon/civ-sars/master/ccmap.json", enabled_presentation: false },
+                { source: "https://raw.githubusercontent.com/SleepingFox8/Public-CCMap-Collection/master/Public-TravelBot-CivMap-Collection.json", enabled_presentation: false },
             ],
             initialState: {
                 mapConfig: {