Bump version to 2.1.4 (#290)

Bump version to 2.1.4
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 51bdce8..c29bf9d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+## 2.1.4
+
+* Correctly parse a reference link with a newline in the link reference part
+  ([#281](https://github.com/dart-lang/markdown/issues/281)).
+
 ## 2.1.3
 
 * Do not encode HTML in link URLs. Also do not encode HTML in link text when
diff --git a/lib/src/version.dart b/lib/src/version.dart
index eb2b080..6a6a1c1 100644
--- a/lib/src/version.dart
+++ b/lib/src/version.dart
@@ -1,2 +1,2 @@
 // Generated code. Do not modify.
-const packageVersion = '2.1.4-dev';
+const packageVersion = '2.1.4';
diff --git a/pubspec.yaml b/pubspec.yaml
index 3d67ea0..e88dc66 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: markdown
-version: 2.1.4-dev
+version: 2.1.4
 
 description: A library for converting markdown to HTML.
 homepage: https://github.com/dart-lang/markdown