Add code and style for basic map display

sprites/cliff.svg

@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   width="64mm"
+   height="39.937515mm"
+   viewBox="0 0 64 39.937515"
+   version="1.1"
+   id="svg5"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <defs
+     id="defs2" />
+  <g
+     id="layer1"
+     transform="translate(-63.500574,-93.395612)">
+    <rect
+       style="fill:#6d6d6d;fill-opacity:1;stroke-width:1.68969"
+       id="rect234"
+       width="64"
+       height="8"
+       x="63.500572"
+       y="125.33312" />
+    <path
+       style="fill:#6d6d6d;fill-opacity:1;stroke-width:1.32292"
+       id="path398"
+       d="M 108.40738,70.173901 61.652371,70.174102 85.029699,29.68298 Z"
+       transform="matrix(0.68441871,0,0,0.79029668,37.304536,69.937257)" />
+  </g>
+</svg>