Fix test for Dart 2.0 ints (flutter#9)

* Fix test for Dart 2.0 ints

* Update pubspec.yaml

* Update typed_buffers_test.dart

* Update typed_buffers_test.dart

* Add 2^63 back to test data

* Update CHANGELOG.md

* Update typed_buffers_test.dart

* Fix tests

* run tests only on dev

* Update pubspec

Author: keertip

.travis.yml

@@ -1,7 +1,6 @@
 language: dart
 dart:
   - dev
-  - stable
 
 dart_task:
   - test: -p vm,firefox

CHANGELOG.md

@@ -1,3 +1,7 @@
+## 1.1.6
+
+* Update tests to work with Dart 2.0 64 bit ints.
+
 ## 1.1.5
 
 * Undo unnessesary SDK version constraint tweak.

pubspec.yaml

@@ -1,9 +1,9 @@
 name: typed_data
-version: 1.1.5
+version: 1.1.6
 author: Dart Team <[email protected]>
 description: Utility functions and classes related to the 'dart:typed_data' library.
 homepage: https://github.com/dart-lang/typed_data
 dev_dependencies:
   test: "^0.12.0"
 environment:
-  sdk: ">=1.8.0 <2.0.0"
+  sdk: ">=2.0.0-dev.16.0 <2.0.0"