Fix missing notifications (to close node-red#537)

Add warning re order property
Update readme re nodejs versions

fix script injection to notification - bump to 2.17.0

Update CHANGELOG.md

Update CHANGELOG.md

Fix slider not sending if mouse leaves widget in "on release" mode

Bump for 2.16.1 release

Bump ready for release

update switch info

bump for 2.15.4

Bump 2.15.3.package for release

bump packages for 2.15.2