Merge Zapier and trans_choice fixes

app/Http/Requests/InvoiceRequest.php

@@ -17,7 +17,11 @@ class InvoiceRequest extends EntityRequest
             $invoice = Invoice::scope()
                         ->whereInvoiceNumber($this->invoice_number)
                         ->withTrashed()
-                        ->firstOrFail();
+                        ->first();
+
+            if (! $invoice) {
+                abort(404);
+            }
         }
 
         // eager load the invoice items

resources/views/dashboard.blade.php

@@ -349,7 +349,11 @@
                     <i class="glyphicon glyphicon-exclamation-sign"></i> {{ trans('texts.activity') }}
                     @if ($invoicesSent)
                         <div class="pull-right" style="font-size:14px;padding-top:4px">
-                            {{ trans_choice('texts.invoices_sent', $invoicesSent) }}
+							@if (in_array(App::getLocale(), ['pl', 'cs', 'hr', 'lt']))
+								<!-- https://github.com/invoiceninja/invoiceninja/issues/613 -->
+							@else
+								{{ trans_choice('texts.invoices_sent', $invoicesSent) }}
+							@endif
                         </div>
                     @endif
                 </h3>