feat(#14): export the response event enum, and remove unnecessary imp…

…orts

packages/serinus/bin/serinus.dart

@@ -1,7 +1,6 @@
 import 'dart:io';
 
 import 'package:serinus/serinus.dart';
-import 'package:serinus/src/enums/response_event.dart';
 
 class TestMiddleware extends Middleware {
   int counter = 0;

packages/serinus/lib/src/enums/enums.dart

@@ -1,4 +1,5 @@
 export 'http_method.dart';
 export 'log_level.dart';
+export 'response_event.dart';
 export 'size_value.dart';
-export 'versioning_type.dart';
+export 'versioning_type.dart';

packages/serinus/lib/src/http/internal_response.dart

@@ -4,9 +4,10 @@ import 'dart:io';
 
 import 'package:collection/collection.dart';
 
-import '../../serinus.dart';
 import '../engines/view_engine.dart';
-import '../enums/response_event.dart';
+import '../enums/enums.dart';
+import '../versioning.dart';
+import 'http.dart';
 
 /// The [InternalResponse] class is a wrapper around the [HttpResponse] class from dart:io.
 ///

packages/serinus/test/http/responses_test.dart

@@ -3,7 +3,6 @@ import 'dart:io';
 
 import 'package:serinus/serinus.dart';
 import 'package:serinus/src/containers/router.dart';
-import 'package:serinus/src/enums/response_event.dart';
 import 'package:test/test.dart';
 
 class TestRoute extends Route {