Update customer detail subtitle based on active tab

resources/views/customers/invoices.blade.php

@@ -1,6 +1,6 @@
 @extends('layouts.customer')
 
-@section('title', trans('invoice.list'))
+@section('title', trans('customer.invoices'))
 
 @section('content-customer')
 <div class="panel panel-default">

resources/views/layouts/customer.blade.php

@@ -9,7 +9,7 @@
         {!! link_to_route('customers.index', trans('customer.back_to_index'), [], ['class' => 'btn btn-default']) !!}
     </div>
 
-    {{ $customer->name }} <small>{{ trans('customer.show') }}</small>
+    {{ $customer->name }} <small>@yield('title')</small>
 </h1>
 @include('customers.partials.nav-tabs')
 @yield('content-customer')