Restructure templates into template directory, multiple files

templates/nether.txt

@@ -0,0 +1,36 @@
+#
+# Default template for "Nether" environment worlds (deftemplatesuffix="")
+#   To customize without losing updates during upgrade, rename file to 'custom-nether.txt'
+#
+templates:
+  # Nether world template (classic render)
+  nether:
+    enabled: true
+  #  # If bigworld set to true, use alternate directory layout better suited to large worlds
+  #  bigworld: true
+  #  # Number of extra zoom-out levels for world (each level is twice as big as the previous one)
+  #  extrazoomout: 3
+    center:
+      x: 0
+      y: 64
+      z: 0
+    maps:
+      - class: org.dynmap.flat.FlatMap
+        name: flat
+        title: "Flat"
+        prefix: flat
+        colorscheme: default
+        # Map background color (day or night)
+        background: "#300806"
+        # The textured setting makes the flat render toning much more consistent with the other maps: set to 'none' for the original flat texture, 'smooth' for blended tile top colors, 'dither' for dither pattern
+        textured: smooth
+      - class: org.dynmap.kzedmap.KzedMap
+        renderers:
+          - class: org.dynmap.kzedmap.DefaultTileRenderer
+            name: nether
+            title: "Surface"
+            prefix: nt
+            maximumheight: 127
+            colorscheme: default
+            # Map background color (day or night)
+            background: "#300806"