Change pkg/stack_trace's version to 0.9.3.

Apparently I screwed up the versioning earlier and went from 0.9.2 to 0.9.2-dev
instead of 0.9.3-dev.

R=rnystrom@google.com
BUG=

Review URL: https://codereview.chromium.org//206833004

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart/pkg/stack_trace@34214 260f80e4-7a28-3924-810f-c04153c831b5

pkgs/stack_trace/CHANGELOG.md

diff --git a/pkgs/stack_trace/CHANGELOG.md b/pkgs/stack_trace/CHANGELOG.md
index a8e02d3..5e2f2c7 100644
--- a/pkgs/stack_trace/CHANGELOG.md
+++ b/pkgs/stack_trace/CHANGELOG.md
@@ -1,4 +1,4 @@
-## 0.9.2
+## 0.9.3
 
 * Add a `Chain.foldFrames` method that parallels `Trace.foldFrames`.
 

pkgs/stack_trace/pubspec.yaml

diff --git a/pkgs/stack_trace/pubspec.yaml b/pkgs/stack_trace/pubspec.yaml
index 1e62ca6..99abed7 100644
--- a/pkgs/stack_trace/pubspec.yaml
+++ b/pkgs/stack_trace/pubspec.yaml
@@ -1,5 +1,5 @@
 name: stack_trace
-version: 0.9.2
+version: 0.9.3
 author: "Dart Team <misc@dartlang.org>"
 homepage: http://www.dartlang.org
 description: >