upgrade the html package dep (#1245)

* upgrade the html package dep

* remove launch file

Author: devoncarew

pubspec.lock

@@ -90,7 +90,7 @@ packages:
       name: html
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.2+2"
+    version: "0.13.0"
   http:
     description:
       name: http

pubspec.yaml

@@ -11,7 +11,7 @@ dependencies:
   args: ^0.13.0
   cli_util: ^0.0.1
   collection: ^1.2.0
-  html: ^0.12.1
+  html: '>=0.12.1 <0.14.0'
   logging: '>=0.9.0 <0.12.0'
   markdown: ^0.10.1
   mustache4dart: ^1.0.9