Remove granger fall damage.
Small cleanups.
Increase dretch health 25 → 35.
Increase RGS range 750 → 1000.
Fix shadowMap count for directional lights

Splitting the view frustum yields splits + 1 frustums
Store the shaderNum instead of the shader pointer in the light interaction

This mimics what we do with draw surfaces
Fix r_showLightInteractions
Fix one small issue with .pk3 sorting – ‘.pk3’.

Its presence throws off the intended sort order, so it has to be
(temporarily) removed while sorting the .pk3 file names.
When pouncing off a wall or ceiling, attempt to calculate a trajectory that leads to the surface the player aims at.
Fix using uninitialized memory for wallpounce trajectory calculation.
client-input/cmd: remove Cmd_AddButtonCommand

It was used to do +-commands, made a proxy command to handle that.
Also it reduces coupling between cmd.c and cl_input.c
Handle the case where no files in main/ are updated.
cl_input: fix 5b1d28cc0
Allow wallwalkers to attach to the ceiling with a jump or pounce.

Cleanup PM_GroundClimbTrace a bit.
Extend help menu.
Merge remote-tracking branch 'remotes/origin/master' into gameplay/master
Merge branch 'gameplay/master' into gameplay/viech
Add dretch pounce to help menu.
Merge branch 'gameplay/viech' into bots+viech