0.4.5

+added mipsel, armel, and lpia arch support
+fixed the tilde replace code so it works with 2 or more tilde
 in the package names
+default _tilde option set to 0
+minor updates to the manpage wordings
+new _stat function to cache and speed up parsing
+download size now in human readable numbers ( KiB,MiB,GiB,etc )

0.4.4
changes documented in the debian changelog
