asyncproc: Fix process termination in windows
asyncproc: Fix process termination in windows

caio2k/RIDE,fingeronthebutton/RIDE,robotframework/RIDE,caio2k/RIDE,robotframework/RIDE,HelioGuilherme66/RIDE,robotframework/RIDE,robotframework/RIDE,fingeronthebutton/RIDE,HelioGuilherme66/RIDE,HelioGuilherme66/RIDE,HelioGuilherme66/RIDE,caio2k/RIDE,fingeronthebutton/RIDE