bat file in bin/ (#279)

diff --git a/protoc_plugin/CHANGELOG.md b/protoc_plugin/CHANGELOG.md
index b960658..2b48b7b 100644
--- a/protoc_plugin/CHANGELOG.md
+++ b/protoc_plugin/CHANGELOG.md
@@ -1,3 +1,8 @@
+## 18.0.1
+
+* Add a `bin/protoc-gen-dart.bat` script making it easier to compile on windows using a local
+  checkout.
+
 ## 18.0.0
 
 * Breaking: Generates code that requires at least `protobuf` 0.14.0.
diff --git a/protoc_plugin/bin/protoc-gen-dart.bat b/protoc_plugin/bin/protoc-gen-dart.bat
new file mode 100644
index 0000000..3191079
--- /dev/null
+++ b/protoc_plugin/bin/protoc-gen-dart.bat
@@ -0,0 +1,2 @@
+@echo off
+dart "%~dp0protoc_plugin.dart" -c "$@"
diff --git a/protoc_plugin/pubspec.yaml b/protoc_plugin/pubspec.yaml
index 929516f..2eaa85e 100644
--- a/protoc_plugin/pubspec.yaml
+++ b/protoc_plugin/pubspec.yaml
@@ -1,5 +1,5 @@
 name: protoc_plugin
-version: 18.0.0
+version: 18.0.1
 author: Dart Team <misc@dartlang.org>
 description: Protoc compiler plugin to generate Dart code
 homepage: https://github.com/dart-lang/protobuf