site/index: sync message in prototype and reality

Should be in 8ec711f commit.

No functional changes.

Author: php-coder

src/main/webapp/WEB-INF/views/site/index.html

@@ -88,7 +88,7 @@
 			<div class="row" id="content">
 				<div class="col-sm-3">
 					<nav>
-						<p th:text="|#{t_you_may}:|">You may</p>
+						<p th:text="|#{t_you_may}:|">You may:</p>
 						<ul>
 							<li togglz:active="LIST_CATEGORIES">
 								<a th:href="@{${LIST_CATEGORIES_PAGE}}" th:text="#{t_show_categories_list}" href="../category/list.html">show list of categories</a>