Ability to change the "Session Started" and "Session Ended" sounds

[Silencer]

Turns out these actually have to be adjusted to work with other program changes. To make things simple they'll likely be configured directly as 'Achievements' which can be edited the same way as everything else.

So request granted!

It may be awhile before this update hits.

[Moukass1]

Awesome!!!! Thanks a lot!