Remove microsite_configuration/microsite.py references from individual templates

* mattdrayer: Updated get_themed_template_path

cms/templates/course_outline.html

@@ -6,7 +6,6 @@ from util.date_utils import get_default_time_display
 from django.utils.translation import ugettext as _
 from openedx.core.lib.js_utils import escape_json_dumps
 from contentstore.utils import reverse_usage_url
-from microsite_configuration import microsite
 from openedx.core.djangoapps.self_paced.models import SelfPacedConfiguration
 %>
 <%block name="title">${_("Course Outline")}</%block>
@@ -54,9 +53,6 @@ from openedx.core.djangoapps.self_paced.models import SelfPacedConfiguration
   %endif
 
     %if deprecated_blocks_info.get('blocks') or deprecated_blocks_info.get('block_types_enabled'):
-      <%
-        platform_name = microsite.get_value('platform_name', settings.PLATFORM_NAME)
-      %>
       <div class="wrapper wrapper-alert wrapper-alert-error is-shown">
         <div class="alert announcement">
           <i class="feedback-symbol fa fa-warning" aria-hidden="true"></i><span class="sr">${_("Warning")}</span>
@@ -87,7 +83,7 @@ from openedx.core.djangoapps.self_paced.models import SelfPacedConfiguration
               <div class="advance-modules-list">
                 <p class="advance-modules-remove-text">
                   ${_("To avoid errors, {platform_name} strongly recommends that you remove unsupported features from the course advanced settings. To do this, go to the {link_start}Advanced Settings page{link_end}, locate the \"Advanced Module List\" setting, and then delete the following modules from the list.").format(
-                    platform_name=platform_name,
+                    platform_name=static.get_platform_name(),
                     link_start='<a href="{advance_settings_url}">'.format(advance_settings_url=deprecated_blocks_info['advance_settings_url']), link_end="</a>"
                   )}
                 </p>