added missing modal

templates/partials/modals/post_history.tpl

@@ -0,0 +1,24 @@
+<p>
+	<!-- IF numDiffs -->
+	[[topic:diffs.description, {numDiffs}]]
+	<!-- ELSE -->
+	[[topic:diffs.no-revisions-description, {numDiffs}]]
+	<!-- END -->
+</p>
+<!-- IF numDiffs -->
+<div class="form-group">
+	<select class="form-control">
+		<!-- BEGIN diffs -->
+		<option value="{../timestamp}">
+			{../pretty}
+			<!-- IF @first -->(last revision)<!-- END -->
+			<!-- IF @last -->(original revision)<!-- END -->
+		</option>
+		<!-- END -->
+	</select>
+
+	<hr />
+
+	<ul class="posts-list"></ul>
+</div>
+<!-- END -->