Server is patched to the new version, but big MvM changes for Medic and a few nice enhancements for others + new stats + 2 new Maps, mvm_mannhattan and mvm_rottenburg

Notes as follows: (MvM portion only)
Mann vs. Machine

Operation Two Cities
Two new maps: mvm_mannhattan and mvm_rottenburg
New advanced tour featuring four missions
Two extra Boot Camp-only missions
Added 14 new achievements
Tour of Duty badge levels are no longer limited to 200
Players can earn a "Refund Upgrades" credit by collecting money during waves
The amount required is listed in the scoreboard, and varies per-mission
Any money collected – whether winning or losing – will count toward earning a credit
To redeem, visit an Upgrades station and click the "Refund Upgrades" button
Any money spent on buy-backs and Canteen charges will not be refunded
Detailed player performance stats added to the scoreboard
Damage and Tank. Total damage done to Gray Mann's forces.
Healing. Direct healing done to other players.
Support. A composite value that reflects anything a player has done to help their team:
Examples: reset a bomb, stun or slow an enemy, provide increased damage, block damage with invulnerability or shield, and lots more.
Money. The amount each player has collected.
Players can inspect upgrades on teammates via the "Inspect" key ("I" by default)
Fixed the Romevision tank not animating
Medic
Revive (no upgrade required)
Teammates leave behind a revive marker when they die
Target the marker with your medigun to revive them
Projectile Shield Upgrade
Build Energy by healing teammates, reviving and preventing damage via Invuln ÜberCharge.
Press ATTACK3 to activate when Energy meter is full (mouse3 by default)
While active:
Blocks all enemy projectiles
Damages enemies on touch
Mad Milk Syringes Upgrade
Syringe Gun needles apply Mad Milk (heal-on-hit for teammates) on contact
Healing Mastery Upgrade (previously two separate upgrades)
+25% heal rate per point
+25% revive rate per point
+25% self-regen rate per point
Overheal Expert Upgrade (previously two separate upgrades)
+25% more overheal per point
+50% duration per point
Canteen Specialist Upgrade
Shares canteen charge effects with heal target
+1 second charge duration per point
-10 canteen charge price per point
Soldier
Rocket Specialist Upgrade
+15% rocket speed per point
On direct hits
Stuns target (duration increases per point)
+15% increased blast radius per point
No range-based falloff damage
Heavy
Attack Projectiles Upgrade
Now has two levels
Level one is less effective than before
Level two is more effective than level one used to be
Price reduced from 600 to 400 per point
Rage Pushback upgrade activation moved to ATTACK3 (mouse3 by default)