* [MouseHighlighter]Add always pointer
Make color pick UI ARGB
Delete Opacity setting
* Fix opacity and color
Fix "always color" incorrectly initialized
Revert default opacity to 65%, which was unintentionally lowered to 25% when
changing to percent
* Fix crash when opening MouseUtils settings page
Migration code was bugged, made malformed json and led to settings page crash.
* Implement migration in module side