filecontrollers: use platform independent path separator
filecontrollers: use platform independent path separator

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