chore(changelog): clean up changelog

clean up changelog

Author: danbucholtz

CHANGELOG.md

@@ -22,13 +22,6 @@
 * **webpack:** speed up webpack build by not using file-system and watches ([23ad195](https://github.com/driftyco/ionic-app-scripts/commit/23ad195))
 
 
-
-To get the latest `@ionic/app-scripts`, please run:
-
-```
-npm install @ionic/app-scripts@latest --save-dev
-```
-
 # 0.0.39 (2016-10-31)
 * Switch default bundler to Webpack