added IP v6 parsing tests
added IP v6 parsing tests

russpowers/Nim,dom96/Nim,dom96/Nim,dom96/Nim,dom96/Nim,dom96/Nim,russpowers/Nim,tulayang/Nim,russpowers/Nim,dom96/Nim,tulayang/Nim,dom96/Nim,russpowers/Nim,tulayang/Nim,russpowers/Nim,tulayang/Nim,russpowers/Nim,tulayang/Nim,russpowers/Nim,tulayang/Nim