Remove old cms templates

cms/templates/course_index.html

-<%inherit file="base.html" />
-
-<%include file="widgets/header.html"/>
-
-<%block name="content">
-<section class="main-container">
-
-  <%include file="widgets/navigation.html"/>
-
-  <section class="main-content">
-  </section>
-
-</section>
-</%block>

cms/templates/widgets/navigation.html

-<section class="cal">
-  <header class="wip">
-    <ul class="actions">
-      <li><a href="#">Timeline view</a></li>
-      <li><a href="#">Multi-Module edit</a></li>
-    </ul>
-
-    <ul>
-      <li>
-        <h2>Sort:</h2>
-        <select>
-          <option value="">Linear Order</option>
-          <option value="">Recently Modified</option>
-          <option value="">Type</option>
-          <option value="">Alphabetically</option>
-        </select>
-      </li>
-
-      <li>
-        <h2>Filter:</h2>
-        <select>
-          <option value="">All content</option>
-          <option value="">Videos</option>
-          <option value="">Problems</option>
-          <option value="">Labs</option>
-          <option value="">Tutorials</option>
-          <option value="">HTML</option>
-        </select>
-        <a href="#" class="more">More</a>
-      </li>
-      <li>
-        <a href="#">Hide goals</a>
-      </li>
-      <li class="search">
-        <input type="search" name="" id="" value="" placeholder="Search" />
-      </li>
-    </ul>
-  </header>
-
-  <ol id="weeks">
-    % for week in weeks:
-    <li class="week" data-id="${week.location.url()}">
-      <header>
-        <h1><a href="#" class="week-edit">${week.url_name}</a></h1>
-        <ul>
-          % if 'goals' in week.metadata:
-            % for goal in week.metadata['goals']:
-            <li class="goal editable">${goal}</li>
-            % endfor
-          % else:
-            <li class="goal editable">Please create a learning goal for this week</li>
-          % endif
-        </ul>
-      </header>
-
-      <ul class="modules">
-        % for module in week.get_children():
-        <li class="module"
-            data-id="${module.location.url()}"
-            data-type="${module.js_module_name}"
-            data-preview-type="${module.module_class.js_module_name}">
-
-            <a href="#" class="module-edit">${module.lms.display_name}</a>
-        </li>
-        % endfor
-        <%include file="module-dropdown.html"/>
-      </ul>
-    </li>
-    %endfor
-  </ol>
-
-  <section class="new-section">
-    <a href="#" class="wip" >+ Add New Section</a>
-
-    <section class="hidden">
-      <form>
-        <ul>
-          <li>
-            <input type="text" name="" id="" placeholder="Section title" />
-          </li>
-          <li>
-            <select>
-              <option>Blank</option>
-              <option>6.002x</option>
-              <option>6.00x</option>
-            </select>
-          </li>
-          <li>
-            <input type="submit" value="Save and edit week" class="edit-week" />
-
-            <div>
-              <a href="#" class="close">Save without edit</a>
-              <a href="#" class="close">cancel</a>
-            </div>
-          </li>
-        </ul>
-      </form>
-    </section>
-  </section>
-</section>
-