Make Intl 0.13.0 version
-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=122861413
diff --git a/CHANGELOG.md b/CHANGELOG.md
index d4df05c..27e5259 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,8 @@
    object. This is a breaking change for code that imports
    `extract_messages.dart`, which probably only means message format
    readers/extractors like `extract_to_arb.dart` and `generate_from_arb.dart`.
+ * Cache the message lookup for a locale, reducing unnecessary locale validation
+   and lookup.
 
 ## 0.12.7+1
  * Change the signature for args and examples in Intl.plural/gender/select to
diff --git a/pubspec.yaml b/pubspec.yaml
index e774afe..d0faf60 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: intl
-version: 0.13.0-dev
+version: 0.13.0
 author: Dart Team <misc@dartlang.org>
 description: Contains code to deal with internationalized/localized messages, date and number formatting and parsing, bi-directional text, and other internationalization issues.
 homepage: https://github.com/dart-lang/intl