Prepare for the 2.92.0 release v2.92.0

Update the flatpak to gnome 48 and to the matching birb version

Remove some unused markup functions

IRCv3: Remove versioned API

Disable SIP by default and update the protocol summaries to reflect what will be built

Update to birb 0.4 and use the testing helpers in libpurple

Remove the retro protocol plugins release-2.x.y

Fix log viewing for missing protocols release-2.x.y

Show protocol and loader plugins in the plugins list release-2.x.y

Bump the development version to 2.15.0-dev release-2.x.y

(0) -30000 -10000 -3000 -1000 -300 -100 -10 +10 tip

mercurial