Handle dispose

[g4s8]

Unsubscribe from result receiver when subscription disposed.

[0crat]

@g4s8 I'm not managing this repo, remove the webhook or contact me in Slack //cc @yegor256

[g4s8]

@0crat hello

[0crat]

I'm not managing g4s8/rxkeyboard GitHub repository. You have to contact me in Slack first. Our policy explains how.

[g4s8]

@0crat hello

[0crat]

@0crat hello (here)

@g4s8 Hey, what's up, how is it going?

[g4s8]

@0crat in

[0crat]

@0crat in (here)

@g4s8 Job gh:g4s8/rxkeyboard#2 is in scope.

[0crat]

+15 points just awarded to @g4s8, total is +1065.

[g4s8]

@0crat assign me

[0crat]

@0crat assign me (here)

@g4s8 Job gh:g4s8/rxkeyboard#2 assigned to @g4s8, please go ahead (policy).

[g4s8]

@0crat out

[0crat]

@0crat out (here)

@g4s8 Oops! There is an open order for this job, @g4s8 is still working with it.

[g4s8]

@0crat assign me