Prevent inputtext element init warnings

[Delivers #83997326]
Touch the DOM less

Avoid setting default styles at init time
Update default sprite CSS to include borders
Avoid setting scrollx/y unless scrollable=“true”
Turn off warnings about opacity now that it’s officially part of view
[Delivers #84001072]
Prevent children a class is extending from being created

Also, introduces class.initchildren

[Delivers #83603414]