Updated pubspec.yaml for publishing 0.1.0

Author: jonasfj

pubspec.yaml

@@ -15,13 +15,11 @@
 name: webcrypto
 version: 0.1.0
 description: Cross-platform implementation of Web Cryptography APIs
-author: Jonas Finnemann Jensen <[email protected]>
-#homepage: TODO: Add a homepage
-publish_to: None
+homepage: https://github.com/google/webcrypto.dart
 
 environment:
-  sdk: ">=2.8.0 <3.0.0"
-  flutter: ">=1.17.0"
+  sdk: '>=2.8.0 <3.0.0'
+  flutter: '>=1.17.0'
 
 dependencies:
   ffi: ^0.1.3
@@ -31,6 +29,8 @@ dependencies:
   # in `flutter.plugin.platforms.web` added below.
   flutter_web_plugins:
     sdk: flutter
+  flutter:
+    sdk: flutter
 
 dev_dependencies:
   test: ^1.5.2