gbDontEnable -> DontEnable::isDontEnable
ConEmuHk, ExtendedConsole & IsModuleValid

ExtendedConsole was added to exclusion list of ConEmuHk
ExtenedeConsole. Debug msg fixed
Support variable length in NextArg
Process 'set' commands in ConEmuC before starting root process

For life simplification and remove excess 'cmd' from process tree.
Example: set term=msys & "set PATH=C:\Program Files\GIT\bin;%PATH%" & powershell
Issue1387. Garbage in console if UpRight/DownLeft background placement
131211 release files