Updated: gaurav theme to show the tagline only when available

(cherry picked from commit 94ebf3b8c36c1942bc6a1eabd398d8730b4d8720)
diff --git a/app/src/main/webapp/themes/gaurav/weblog.vm b/app/src/main/webapp/themes/gaurav/weblog.vm
index bb85c4e..b60a6a1 100755
--- a/app/src/main/webapp/themes/gaurav/weblog.vm
+++ b/app/src/main/webapp/themes/gaurav/weblog.vm
@@ -20,7 +20,12 @@
 		
 		<div class="row">
 			<div class="col-lg-12">
-				<h1 class="page-header">$model.weblog.name&nbsp;<small>$model.weblog.tagline</small></h1>
+				<h1 class="page-header">$model.weblog.name&nbsp;
+				<small>
+				#if($model.weblog.tagline)
+                    $model.weblog.tagline
+                #end
+				</small></h1>
 			</div>
 	  	</div>