rev to 1.1.1 in preparation for publishing (#45)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index d1a0e88..cb4d297 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,8 @@
-## 1.1.1-dev
+## 1.1.1
 
 * Populate the pubspec `repository` field.
+* Switch to `package:lints`.
+* Remove a dependency on `package:charcode`.
 
 ## 1.1.0
 
diff --git a/README.md b/README.md
index 6427218..b7a49c3 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,7 @@
+[![Dart CI](https://github.com/dart-lang/string_scanner/actions/workflows/test-package.yml/badge.svg)](https://github.com/dart-lang/string_scanner/actions/workflows/test-package.yml)
+[![pub package](https://img.shields.io/pub/v/string_scanner.svg)](https://pub.dev/packages/string_scanner)
+[![package publisher](https://img.shields.io/pub/publisher/string_scanner.svg)](https://pub.dev/packages/string_scanner/publisher)
+
 This package exposes a `StringScanner` type that makes it easy to parse a string
 using a series of `Pattern`s. For example:
 
diff --git a/pubspec.yaml b/pubspec.yaml
index 872d47c..421a227 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: string_scanner
-version: 1.1.1-dev
+version: 1.1.1
 description: A class for parsing strings using a sequence of patterns.
 repository: https://github.com/dart-lang/string_scanner