Fix bug in SearchBar Handler

Introduce Message boxes
Incomplete and needs cleanup

web/templates/message.tmpl

@@ -0,0 +1,21 @@
+{{define "navigation"}}
+    <header>
+        <nav class="navbar navbar-expand-lg navbar-light fixed-top bg-light">
+            <div class="container-fluid">
+                <a class="navbar-brand" href="/">
+                    <img style="height: 30px;" alt="ClusterCockpit Logo" src="/img/logo.png" class="d-inline-block align-top">
+                </a>
+            </div>
+        </nav>
+    </header>
+{{end}}
+
+{{define "content"}}
+<div class="row">
+    <div class="col">
+        <div class="alert alert-info" role="alert">
+        {{.Info}}
+        </div>
+    </div>
+</div>
+{{end}}