Replace All by default

[Harbinger]

Supply option to Replace All by default (in Find & Replace).

Find & Replace desperately needs an overhaul. But for now, an option to allow Replace All as the default behavior will help immensely.

[Sam_Zen]

Support++

[Saga Musix]

And while we're at it, "whole song" should also be enabled by default...

[Saga Musix]

Ok, feature implemented in the new test version. If anything is going wrong, please tell us to re-open this request.