ES6 promises like using undefined as their first argument instead of null. Both should behave the same behavior

fixing simple cases of any[]

In these cases, the programmer has explicitly indicated that the type should be nullable

We compile using the alwaysStrict flag so these directives are not needed

- Implement zip and unzip extensions APIs
- Sync extension across management servers
- Download service to download zips

- Remove server options while managing extension

* Add setting to turn off automatic checking of extension updates

* update tag name

* Fix tests

* Open release notes in product from changelog in built in extensions

* Allow only the release notes command from webview

* Localized text may invalidate markdown, skip it