doc: move all js files to _static/js

Move all Javascript files to the _static/js subfolder.

Signed-off-by: Gerard Marull-Paretas <gerard.marull@nordicsemi.no>

doc/_static/js/scorer.js

@@ -0,0 +1,48 @@
+/**
+ * Simple search result scoring code.
+ *
+ * Copyright 2007-2018 by the Sphinx team
+ * Copyright (c) 2019, Intel
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+var Scorer = {
+  // Implement the following function to further tweak the score for
+  // each result The function takes a result array [filename, title,
+  // anchor, descr, score] and returns the new score.
+
+  // For Zephyr search results, push display down for kconfig, boards,
+  // and samples so "regular" docs will show up before them
+
+  score: function(result) {
+    if (result[0].search("reference/kconfig/")>=0) {
+       return -5;
+    }
+    else if (result[0].search("boards/")>=0) {
+       return -5;
+    }
+    else if (result[0].search("samples/")>=0) {
+       return -5;
+    }
+    else {
+       return result[4];
+    }
+  },
+
+
+  // query matches the full name of an object
+  objNameMatch: 11,
+  // or matches in the last dotted part of the object name
+  objPartialMatch: 6,
+  // Additive scores depending on the priority of the object
+  objPrio: {0:  15,   // used to be importantResults
+            1:  5,   // used to be objectResults
+            2: -5},  // used to be unimportantResults
+  //  Used when the priority is not in the mapping.
+  objPrioDefault: 0,
+
+  // query found in title
+  title: 15,
+  // query found in terms
+  term: 5
+};