sequences: implement sum on repetitions.
ip-parser: adding ntoa and aton words.
geo-ip: change to use ip-parser for ipv4 lookup.
random.mersenne-twister: fix name of stack effect.
ip-parser: use byte-array in ipv4-aton to force fixnum math.
math.bitwise: fix docs for mask and unmask (they don't return a boolean).
ip-parser: faster ntoa and aton.
ip-parser: prefer a cleaner maybe less fast version.
formatting: new format specifier for unparsed representation
formatting: make printf faster.
generalizations: fix docs for nrot and -nrot.
io.streams.string: inline <string-writer> so with-string-writer is faster.