New features
Grenade timers.
Grenade slot switching.
Weapon slots (1-4).
Next/previous weapon.
Last weapon.
Sensitivity scaling upon sniper zooming.
Sniper zoom key which zooms in regardless of sniper rifle status (setinfo zk 1).
Two sniper zoom modes (2x and 4x) which can be manually set with setinfo z2x and z4x.
Reverse sniper zoom order with setinfo zr 1.
New scout scanner menu.
New demoman detpack menu.
New sentry gun rotation menu.
Stop building/disguising upon pressing "last weapon" bind.

Improved
Improved consistent grammar.
Remember current weapon and last weapon after dying.
Team player count in team selection menu.
Sniper smooth zooming is now a lot faster (disable smooth zooming with setinfo zi 1).
More responsive menus (rewritten menu code).
No more sbar blinking (rewritten sbar code).
Revised dispenser use menu.
Revised sentry gun menu.
Revised engineer build menu.
Revised spy disguise menu.
Overall improved menus.
Allow engineer build menu to be opened even while in the air.
Engineers can now only dismantle their own buildings and rotate their own sentry guns.
Engineer dismantle messages show how many cells you got back.

Changed
Max 6 active demoman pipes allowed (down from 7).
No limit to team pipes/flares/ammoboxes.
Engineer can only rotate own sentry.
Remove decimals from sentry gun status.
Class configs are now executed from /fortress/classes/ subdirectory.
Allow team changing.
Any non-valid impulse now closes the active menu.

Removed
Removed weapon messages for weapons without weapon modes.
Removed bioweapon (merged into medikit).
Removed grapple hook.
Removed birthday mode.
Removed engineer mortar (not used anymore).
Removed bindings menu.
Removed class help.

Fixed
Fixed the spamming weapon messages (e.g. Tranquiliser gun selected).
Fixed the sentry gun menu to not close prematurely.
Fixed broken ammo display.
Fixed endless intermission bug.
Fixed bug where players got stuck in intermission mode upon map change and hence could not respawn.
Major code cleanup and rewrites.