Merge pull request #9 from dart-lang/devoncarew-patch-1

Update pubspec.yaml
diff --git a/pubspec.yaml b/pubspec.yaml
index f705677..f6056e2 100755
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -4,6 +4,6 @@
 description: Support for building plugins.
 homepage: https://github.com/dart-lang/plugin
 environment:
-  sdk: '>=1.0.0 <2.0.0-dev.infinity'
+  sdk: '>=1.0.0 <2.0.0'
 dev_dependencies:
   test: any