Fix simple_blocs analysis issues

Author: brianegan

simple_blocs/lib/simple_blocs.dart

@@ -1,5 +1,3 @@
-library blocs;
-
 export 'src/models/models.dart';
 export 'src/stats_bloc.dart';
 export 'src/todo_bloc.dart';

simple_blocs/lib/src/user_bloc.dart

@@ -9,5 +9,5 @@ class UserBloc {
   Stream<UserEntity> login() =>
       _repository.login().asStream().asBroadcastStream();
 
-  UserBloc(UserRepository repository) : this._repository = repository;
+  UserBloc(UserRepository repository) : _repository = repository;
 }

simple_blocs/pubspec.yaml

@@ -8,6 +8,7 @@ environment:
 
 dependencies:
   collection: ^1.15.0
+  meta: ^1.15.0
   rxdart: ^0.28.0
   todos_repository_core:
     path: ../todos_repository_core

simple_blocs/test/todo_bloc_test.dart

@@ -2,7 +2,6 @@ import 'dart:async';
 
 import 'package:mockito/mockito.dart';
 import 'package:simple_blocs/simple_blocs.dart';
-import 'package:simple_blocs/src/models/models.dart';
 import 'package:test/test.dart';
 
 class MockTodosInteractor extends Mock implements TodosInteractor {}