Fixed a typo and added another alternative to the popt TODO.
Fixed a typo and added another alternative to the popt TODO.

sourcefrog/librsync,agrandville/librsync,potatogim/librsync,pauloppenheim-liveloop/librsync-winbuild,Salamek/librsync,pauloppenheim-liveloop/librsync,binondord/librsync,VictorDenisov/librsync,VictorDenisov/librsync,yrgoldteeth/librsync,librsync/librsync,dbaarda/librsync,pauloppenheim-liveloop/librsync,sourcefrog/librsync,potatogim/librsync,dbaarda/librsync,librsync/librsync,sourcefrog/librsync,librsync/librsync,binondord/librsync,pauloppenheim-liveloop/librsync-winbuild,binondord/librsync,dbaarda/librsync,Salamek/librsync,VictorDenisov/librsync,dbaarda/librsync,yrgoldteeth/librsync,sourcefrog/librsync,yrgoldteeth/librsync,VictorDenisov/librsync,pauloppenheim-liveloop/librsync-winbuild,yrgoldteeth/librsync,Salamek/librsync,potatogim/librsync,agrandville/librsync,agrandville/librsync,librsync/librsync,pauloppenheim-liveloop/librsync