README: one less reason that we suck.
README: one less reason that we suck.

bup fuse and bup ftp can rejoin large files nowadays, so remove that
limitation from the README.

Reported by koo5 @ github.

Signed-off-by: Avery Pennarun <e03ccfb89d416c4697ad6970ce86a92c1c28a78e@gmail.com>

jbaber/bup,mhoeher/bup,mhoeher/bup,ToxicFrog/bup,pombredanne/bup,ToxicFrog/bup,mhoeher/bup,jbaber/bup,pombredanne/bup,pombredanne/bup,apenwarr/bup,pombredanne/bup,jbaber/bup,tjanez/bup,apenwarr/bup,apenwarr/bup,tjanez/bup,ToxicFrog/bup,ToxicFrog/bup,jbaber/bup,tjanez/bup,gevaerts/bup,gevaerts/bup,mhoeher/bup,pombredanne/bup,gevaerts/bup,pombredanne/bup,apenwarr/bup,jbaber/bup,mhoeher/bup,ToxicFrog/bup,gevaerts/bup,jbaber/bup,tjanez/bup,gevaerts/bup,mhoeher/bup,tjanez/bup,tjanez/bup