[Feature] [FACES] merging - remember last sorting option

[ireun]

I have searched the existing feature requests, both open and closed, to make sure this is not a duplicate request.

• Yes

The feature

• When merging people there is an option to sort via most common and similar. Every time user opens merging page it sorts by most common despite what how it was sorted previously
  • remember selected sorting

Platform

• Server
• Web
• Mobile