Udpate to 0.1.5.

BUG=
R=keertip@google.com

Review URL: https://codereview.chromium.org//1431313002 .
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5562ef7..a35ae95 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,11 @@
+# 0.1.5
+
+* Added `prefer_is_not_empty` lint rule (#143).
+* Added `type_annotate_public_apis` lint rule (#24).
+* Added `avoid_as` lint rule (#145).
+* Fixed `non_constant_identifier_names` rule to special case underscore identifiers in callbacks.
+* Fix to escape `_`s in callback type validation (addresses false positives in `always_specify_types`) (#147).
+
 # 0.1.4
 
 * Added `always_declare_return_types` lint rule (#146).
diff --git a/pubspec.yaml b/pubspec.yaml
index 25288c4..6c2eb78 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: linter
-version: 0.1.4
+version: 0.1.5
 author: Dart Team <misc@dartlang.org>
 description: Style linter for Dart.
 homepage: https://github.com/dart-lang/linter