[polymer] update pubspecs to prepare for -pre.0 release

R=sigmund@google.com

Review URL: https://codereview.chromium.org//180213007

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart/pkg/third_party/html5lib@33178 260f80e4-7a28-3924-810f-c04153c831b5
diff --git a/pubspec.yaml b/pubspec.yaml
index 1ce6624..79f76ba 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,14 +1,13 @@
 name: html5lib
-version: 0.9.2-dev
+version: 0.9.2
 author: Dart Team <misc@dartlang.org>
 description: A library for working with HTML documents.
 homepage: http://pub.dartlang.org/packages/html5lib
 environment:
-  sdk: '>=1.0.0 <2.0.0'
+  sdk: '>=1.2.0 <2.0.0'
 dependencies:
   source_maps: '>=0.9.0 <0.10.0'
   utf: '>=0.9.0 <0.10.0'
 dev_dependencies:
-  browser: '>=0.9.0 <0.10.0'
   path: '>=0.9.0 <2.0.0'
-  unittest: '>=0.9.0 <0.11.0'
+  unittest: '>=0.10.0 <0.11.0'