Update #11: Spectator mode, homing missiles and more

Changelog

Add spectator mode
Add homing missiles to Mayraj tank
Add new game mode "FFA Large" for larger player numbers
Add HUD icons for flag points
Add event log that shows players join, leave and change team (bottom left on the screen)

Increased the time it takes for Bangur to overheat
Lowered the amount of deviation due to overheating for Bangur
Make friendly player names visible through obstacles when looking directly at them
Add more visible indicators when player is damaged
Improve the location of Domination spawn points
Add animation to the tank model when the player is healing
Reduce the damage dealt by a homing missile
Add screen distortion to tank explosion effect
Add check to only animate tank tracks when they are close to the camera

Fix players being killed for being out of bounds when they had already returned to the play area
Fix Bangur being able to use flying specialty after it had been destroyed
Fix tank freezing in place (including in the air) when destroyed
Fix point feed being shown to the wrong client
Fix starting a second round not working on the same server
Fix crosshair size not resetting when new tank is spawned
Introduce same frame check for respawn commands to prevent mass tank spawning
Fix flag state not synchronizing with clients joining mid-game
Fix team kills were not shown as such
Fix player names appearing incorrectly and make team members more recognizable
Fix round not starting when player joins late, after having played another round, without having restarted the game inbetween
Fix an error in the score board that made it appear incorrectly when player data had not been cleaned up correctly
Fix automatic turret counter-rotation not synchronizing properly
Fix tank specialty accepting input before round has started