Move file io stuff to hsyncfile.h Start adding copy callback. Doc.
Move file io stuff to hsyncfile.h
Start adding copy callback.
Doc.

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