Release 4chan X v3.11.4.
Add /con/ support
Merge pull request #1286 from Proplex/new-branch3

Add /con/ support
Update deps.
{Post,Thread}::callbacks => {Post,Thread}.callbacks
Add `QRPostSuccessful_`. #1127
Changelog.
Release 4chan X v3.11.5.
Merge Mayhem X, close #194