Prepare for dartdoc-0.30.3 (#2169)

* Prepare for dartdoc-0.30.3

* Update changelog

Author: jcollins-g

CHANGELOG.md

@@ -1,3 +1,8 @@
+## 0.30.3
+* Add support for `Never` type from analyzer (#2167, #2170).
+* First markdown renderers landed (#2152) and dartdoc can sometimes
+  generate markdown, but it is not ready for prime-time yet.
+
 ## 0.30.2
 * Fix the broken search box with --use-base-href in Flutter (#2158).
 * More internal changes preparing for markdown output

dartdoc_options.yaml

@@ -1,4 +1,4 @@
 dartdoc:
   linkToSource:
     root: '.'
-    uriTemplate: 'https://github.com/dart-lang/dartdoc/blob/v0.30.2/%f%#L%l%'
+    uriTemplate: 'https://github.com/dart-lang/dartdoc/blob/v0.30.3/%f%#L%l%'

lib/src/version.dart

@@ -1,2 +1,2 @@
 // Generated code. Do not modify.
-const packageVersion = '0.30.2';
+const packageVersion = '0.30.3';

pubspec.yaml

@@ -1,6 +1,6 @@
 name: dartdoc
 # Run `grind build` after updating.
-version: 0.30.2
+version: 0.30.3
 description: A non-interactive HTML documentation generator for Dart source code.
 homepage: https://github.com/dart-lang/dartdoc
 environment: