(hex_decode): support decoding odd number of characters, in the odd len case, the character ends up in the first byte in the lower nibble.
(hex_decode): support decoding odd number of characters, in the odd
len case, the character ends up in the first byte in the lower nibble.


git-svn-id: 193148810cf65385f3a195dbc9a8b504846da3a2@16504 ec53bebd-3082-4978-b11e-865c3cabbd6b

madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal