fix lang var

main/admin/calendar.lib.php

@@ -796,7 +796,7 @@ function display_agenda_items()
     	Display::display_icon('agenda.gif', get_lang('Agenda'));
     	if ($myrow['to_group_id']!=='0')
     	{
-    		echo Display::return_icon('group.gif', get_lang('Group'));
+    		echo Display::return_icon('group.gif', get_lang('AllUsersOfThePlatform'));
     	}
     	echo " ".$myrow['title']."\n";
     	echo "\t\t</th>\n";
@@ -812,7 +812,7 @@ function display_agenda_items()
     	{
     		if( ! (api_is_course_coach() && !api_is_element_in_the_session(TOOL_AGENDA, $myrow['id'] ) ) )
 			{ // a coach can only delete an element belonging to his session
-	    		echo '<th>'.get_lang('Modify');
+	    		echo '<th>'.get_lang('Actions');
 	    		echo '</th></tr>';
 			}
     	}

main/admin/course_list.php

@@ -286,7 +286,7 @@ else
 	$table->set_header(6, get_lang('UnsubscriptionAllowed'));
 	$table->set_header(7, get_lang('IsVirtualCourse'));
 	$table->set_header(8, get_lang('Teacher'));
-	$table->set_header(9, get_lang('Modify'), false,'width="120px"');
+	$table->set_header(9, get_lang('Action'), false,'width="120px"');
 	$table->set_column_filter(9,'modify_filter');
 	$table->set_form_actions(array ('delete_courses' => get_lang('DeleteCourse')),'course');
 	$table->display();