Remove leftover old docs from ET repo

Fix merge failure

Disable check for invalid areamask size

This check is not in ET final normal release, but it is in the GPL source release.

Affects asdrun1

Refs #41

Cleanup Sys_[Do]StartProcess + Sys_OpenURL on Linux

This now uses the universal xdg-open for openurl instead of shipping a half-assed shell script.

Consequently this disables usage on dedicated servers but it isn't much use there or anywhere really.

add deployment token

Bring over a few extra sound tweaks from Q3e

Revert incorrect const usage

Manually count wolfinfo

Make snapshot error be drop not fatal

Disable embeded manifest.

Fix code based DPI Awareness detection
Supports Per Monitor v2, Per Monitor, System and Legacy Vista+