add support for internal or external css/js/googlefonts

_includes/footer-scripts.html

@@ -1,8 +1,19 @@
-<script src="{{ site.baseurl }}/js/jquery-1.11.2.min.js"></script>
-<script src="{{ site.baseurl }}/js/bootstrap.min.js"></script>
+{% if page.common-ext-js %}
+  {% for js in page.common-ext-js %}
+	<script src="{{ js }}"></script>
+  {% endfor %}
+{% endif %}
 
-{% if include.full %}
-  <script src="{{ site.baseurl }}/js/main.js"></script>
+{% if page.common-js %}
+  {% for js in page.common-js %}
+	<script src="{{ js | prepend: site.baseurl | replace: '//', '/' }}"></script>
+  {% endfor %}
+{% endif %}
+
+{% if page.ext-js %}
+  {% for js in page.ext-js %}
+	<script src="{{ js }}"></script>
+  {% endfor %}
 {% endif %}
 
 {% if page.js %}