Close #1147.
Show "Dead" instead of the page number when the thread 404s.
Fix captcha support in the report window.
Also shave a line.
Changelog.
Release 4chan X v3.5.3.
Fix #1154.
Release 4chan X v3.5.4.
Changelog
Add `minimum_opera_version`.
Merge branch 'v3' into opera
Up the min Chrome version for unprefixed MutationObserver support.