[BUGFIX] Wrong usage of use statement

Resolves errors like "The use statement
with non-compound name 'Client' has no effect"

app/controllers/ClientApiController.php

@@ -1,7 +1,6 @@
 <?php
 
 use ninja\repositories\ClientRepository;
-use Client;
 
 class ClientApiController extends Controller {
 
@@ -55,4 +54,4 @@ class ClientApiController extends Controller {
     }
 
   }
-}
+}

app/controllers/InvoiceApiController.php

@@ -1,7 +1,6 @@
 <?php
 
 use ninja\repositories\InvoiceRepository;
-use Invoice;
 
 class InvoiceApiController extends Controller {
 
@@ -37,4 +36,4 @@ class InvoiceApiController extends Controller {
     return Response::make($response, 200, $headers);
   }
   */
-}
+}

app/controllers/PaymentApiController.php

@@ -1,7 +1,6 @@
 <?php
 
 use ninja\repositories\PaymentRepository;
-use Payment;
 
 class PaymentApiController extends Controller {
 
@@ -37,4 +36,4 @@ class PaymentApiController extends Controller {
     return Response::make($response, 200, $headers);
   }
   */
-}
+}

app/controllers/QuoteApiController.php

@@ -1,7 +1,6 @@
 <?php
 
 use ninja\repositories\InvoiceRepository;
-use Invoice;
 
 class QuoteApiController extends Controller {
 
@@ -37,4 +36,4 @@ class QuoteApiController extends Controller {
     return Response::make($response, 200, $headers);
   }
   */
-}
+}