remove a redundant assignment; whitespace fixes

This should work better

fix build for me

Make ffmpeg optional for frontend

Small fix

Merge Stepik-777's video recording gsoc project

Starting to rewrite uFloat routines to avoid QWordValue - in the interests of JS which may get uint64/int64 in the spec in the future but does not have it now.

Merge

shutting the windows/pas2c build bot up: pas2c seems to fail parsing 'not' after a logical 'and' or 'or' (if no parenthesis)

Nerf X component a bit, allow knocks of nearby targets and upward kicks of overlapping

so unc0rr might replace this all. but anyway. fix copypasta.

shoppa hack, take... 4?

another shot in the dark. still w/ no input from shoppa players

shoppa hack guesses. continued. let's assume there's a small Y component.

another shot in the dark. let's assume they expect to control their direction as well. this might be the *wrong* direction...

hack for shoppa players, take 2. take into account sides, and a guess that a "slide" involves no upward movement

Hack to try and appease the shoppa players

reducing this value is sufficient to ensure crates drop just below top border or a girder

Fix throwing things off rope, also make throwing things a bit more generic and gear density dependent (so you can throw mines further, and also throw dynamite a little).

Allow escaping from tight spots

Disable workaround, as it still makes server crash and hung clients are hidden from players anyway

Ensure crates can spawn just below the border on a bordered map.

let's see if mikade will still accept this at least

make cheating a bit easier (mikade insisted). Also, try flipping dust for a bit more variety.