Add support for IPv6 addresses enclosed in square brackets in the destination parser (issue #418).
Add support for IPv6 addresses enclosed in square brackets in the destination parser (issue #418).

graphite-project/carbon,obfuscurity/carbon,criteo-forks/carbon,iain-buclaw-sociomantic/carbon,krux/carbon,deniszh/carbon,krux/carbon,piotr1212/carbon,obfuscurity/carbon,iain-buclaw-sociomantic/carbon,graphite-project/carbon,piotr1212/carbon,criteo-forks/carbon,deniszh/carbon