Update zf-module/index/index to display errors in red

Author: adamlundrigan

module/ZfModule/view/zf-module/index/index.phtml

@@ -1,5 +1,5 @@
 <?php if (!empty($this->errorMessage)): ?>
-    <div class="alert alert-block"><?php echo $this->escapeHtml($this->errorMessage); ?></div>
+    <div class="alert alert-error alert-block"><?php echo $this->escapeHtml($this->errorMessage); ?></div>
 <?php elseif (empty($this->repositories)): ?>
     <div class="alert alert-block">No modules found</div>
 <?php endif; ?>