Updated navbar for admin

Made Dashboard a dropdown menu
Put departments, roles and employees under dashboard

app/templates/navbar.html

@@ -13,10 +13,15 @@
 			<ul class="nav navbar-nav navbar-right">
 				{% if current_user.is_authenticated %}
 					{% if current_user.is_admin %}
-						<li><a href="{{ url_for('home.admin_dashboard') }}">Dashboard</a></li>
-						<li><a href="{{ url_for('admin.list_departments') }}">Departments</a></li>
-						<li><a href="{{ url_for('admin.list_roles') }}">Roles</a></li>
-						<li><a href="{{ url_for('admin.list_employees') }}">Employees</a></li>
+						<li class="dropdown">
+							<a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">
+								Dashboard<span class="caret"></span></a>
+							<ul class="dropdown-menu">
+								<li><a href="{{ url_for('admin.list_departments') }}">Departments</a></li>
+								<li><a href="{{ url_for('admin.list_roles') }}">Roles</a></li>
+								<li><a href="{{ url_for('admin.list_employees') }}">Employees</a></li>
+							</ul>
+						</li>
 					{% else %}
 						<li><a href="{{ url_for('home.dashboard') }}">Dashboard</a></li>
 					{% endif %}