Templates: Cleanup Whitespace (#1060)

While not perfect this cuts it down a lot and makes the html output much 
cleaner

docs/_templates/layout.html

@@ -1,6 +1,6 @@
 {%- extends "!layout.html" %}
 
-{#
+{#-
 
 This template exists as a way to implement a version menu without changing what
 the theme normally renders the menu on local builds and on builds on Read the
@@ -8,8 +8,8 @@ Docs. This is for local testing purposes only.
 
 #}
 
-{% block footer %}
-  {% if not READTHEDOCS %}
+{%- block footer %}
+  {%- if not READTHEDOCS %}
     <div class="rst-versions" data-toggle="rst-versions" role="note" aria-label="{{ _('Versions') }}">
       <span class="rst-current-version" data-toggle="rst-current-version">
         <span class="fa fa-book"> Read the Docs</span>
@@ -19,15 +19,15 @@ Docs. This is for local testing purposes only.
       <div class="rst-other-versions">
         <dl>
           <dt>{{ _('Versions') }}</dt>
-          {% if test_versions %}
-            {% for version in test_versions %}
+          {%- if test_versions %}
+            {%- for version in test_versions %}
             <dd><a href="#">{{ version }}</a></dd>
-            {% endfor %}
-          {% else %}
+            {%- endfor %}
+          {%- else %}
             <dd><a href="#">latest</a></dd>
             <dd><a href="#">1.0</a></dd>
             <dd><a href="#">1.1</a></dd>
-          {% endif %}
+          {%- endif %}
         </dl>
         <dl>
           <dt>{{ _('Downloads') }}</dt>
@@ -36,7 +36,7 @@ Docs. This is for local testing purposes only.
           <dd><a href="#">HTML</a></dd>
         </dl>
         <dl>
-          {# Translators: The phrase "Read the Docs" is not translated #}
+          {#- Translators: The phrase "Read the Docs" is not translated #}
           <dt>{{ _('On Read the Docs') }}</dt>
             <dd>
               <a href="#">{{ _('Project Home') }}</a>
@@ -51,5 +51,5 @@ Docs. This is for local testing purposes only.
         </dl>
       </div>
     </div>
-  {% endif %}
-{% endblock %}
+  {%- endif %}
+{%- endblock %}