Move web scripts to directory

nearest.html

@@ -9,13 +9,13 @@
   <script src="https://unpkg.com/d3-cam02@0.1.5/build/d3-cam02.min.js"></script>
   <script src="https://unpkg.com/fuse.js@6.5.3/dist/fuse.min.js"></script>
   <script src="https://unpkg.com/texzilla@1.0.2/TeXZilla.js"></script>
-  <script src="math.js"></script>
   <script src="database-v2.js"></script>
-  <script src="metrics.js"></script>
-  <script src="convert.js"></script>
-  <script src="score.js"></script>
-  <script src="render.js"></script>
-  <script src="listeners.js"></script>
+  <script src="web/math.js"></script>
+  <script src="web/metrics.js"></script>
+  <script src="web/convert.js"></script>
+  <script src="web/score.js"></script>
+  <script src="web/render.js"></script>
+  <script src="web/listeners.js"></script>
   <script lang="javascript">
     const state = {
       target: null,