Prepare to publish (#806)

diff --git a/dwds/CHANGELOG.md b/dwds/CHANGELOG.md
index 51f407e..8e1280f 100644
--- a/dwds/CHANGELOG.md
+++ b/dwds/CHANGELOG.md
@@ -1,4 +1,4 @@
-## 0.7.8-dev
+## 0.7.8
 
 - Support optional argument `urlEncoder` that is used to encode remote URLs for
   use with the Dart Debug Extension.
diff --git a/dwds/pubspec.yaml b/dwds/pubspec.yaml
index 2f6072e..95b88cc 100644
--- a/dwds/pubspec.yaml
+++ b/dwds/pubspec.yaml
@@ -1,5 +1,5 @@
 name: dwds
-version: 0.7.8-dev
+version: 0.7.8
 author: Dart Team <misc@dartlang.org>
 homepage: https://github.com/dart-lang/webdev/tree/master/dwds
 description: >-