remove rails layer

Author: Gjum

index.html

@@ -35,7 +35,6 @@
                 { source: "https://ccmap.github.io/data/mts_plots.json", enabled_presentation: false },
                 { source: "https://ccmap.github.io/data/elytra.json", enabled_presentation: false },
                 { source: "https://ccmap.github.io/data/settlements.civmap.json", enabled_presentation: false },
-                { source: "https://ccmap.github.io/data/rails.civmap.json", enabled_presentation: false },
                 { source: "https://ameliorate.github.io/KANI/ccmap.json", enabled_presentation: false },
                 { source: "https://raw.githubusercontent.com/auracc/aura-toml/main/ccmap.json", enabled_presentation: false },
                 { source: "https://raw.githubusercontent.com/smaldragon/civ-sars/master/ccmap.json", enabled_presentation: false },