[Dev]XTool

[Razor12911]

I must have messed up stdio mode during decoding but here is the fixed version.

[doofoo24]

now dec work super fast but i noticed it cpu usage around 50% to 70% of threads unlike compress use 90% to 100% when set to

unpackcmd = xtool.exe decode -t100p-1 - - <stdin> <stdout>

disk write using ssd nvme mp510 write after burst 400 to 500 mb/s...
nvme bottleneck ?
need ps5 ssd to get the max