commands: Undo for extract scalar and list variable also refactored composite command hierarchy
commands: Undo for extract scalar and list variable also refactored composite command hierarchy

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