Make imports relative instead of absolute for docs.

Author: Harris

.gitignore

@@ -1,3 +1,4 @@
 docs/public
 docs/_site
-docs/.sass-cache
+docs/.sass-cache
+node_modules

docs/_includes/jquery-ui.html

@@ -1,9 +1,10 @@
 <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.2.4/jquery.min.js"></script>
 <script src="https://ajax.googleapis.com/ajax/libs/jqueryui/1.12.1/jquery-ui.min.js"></script>
-<script type="text/javascript" src="/js/widget.min.js" charset="utf-8"></script>
-<script type="text/javascript" src="/js/prettify.js" charset="utf-8"></script>
-<link rel="stylesheet" type="text/css" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1/themes/redmond/jquery-ui.css" />
-<link rel="stylesheet" href="/css/jquery.multiselect.css">
-<link rel="stylesheet" href="/css/jquery.multiselect.filter.css">
-<link rel="stylesheet" href="/css/style.css">
-<link rel="stylesheet" href="/css/prettify.css">
+<script type="text/javascript" src="js/widget.min.js" charset="utf-8"></script>
+<script type="text/javascript" src="js/prettify.js" charset="utf-8"></script>
+<link rel="stylesheet" type="text/css" href="https://ajax.googleapis.com/ajax/libs/jqueryui/1/themes/redmond/jquery-ui.css"
+/>
+<link rel="stylesheet" href="css/jquery.multiselect.css">
+<link rel="stylesheet" href="css/jquery.multiselect.filter.css">
+<link rel="stylesheet" href="css/style.css">
+<link rel="stylesheet" href="css/prettify.css">