bignum.c: mptobytes now resides in dss.c
loginrec.c: remove lastlog code since it isn't used.
dbutil.c: removed obselete usingsyslog variable
channel.h: client channel type only defined for client compile
common-algo.c: s/rijndael/aes/

--HG--
extra : convert_revision : 411ea4e70506ecb0202376f94bcf2d330603d042