Add IPToBinarySlice function (#17)

update readme with link for ipfool

0 is a valid mask length

typo

fix overflow on 32bit machines

Nets betweening and tests

add finalAddress() method to Net6

update license

fix regression where Net6.Count() returns 0 for ::/0

fix a stack overflow when fitNeworkstBetween is given adjacent addresses

post 2.0.0 fixes (#16)

update documentation for v2 in import path

remove indirect

omg golang what have you done?

import v2 correctly in submodules