Update firsteditve

* Use new tour API
* Only point to save button when there are changes
* Tweak positioning to avoid problematic scroll

Depends on I9b8ef8a193810c5e7275a61ba1a874d378c8b030 change to VE

Bug: 53456
Change-Id: Icd68ab91598ebac840c0fefdbcd53c27640a6a95
Merge "Update firsteditve"