lib: leave the "crop" variable choices as they are
lib: leave the "crop" variable choices as they are

There is no longer a need to override it, since unlisted values are now
permitted for variables.

xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc