Re: [test-infra] updated README to clarify need for manifest (#1069)

@hillbrad see https://critic.hoppipolla.co.uk/showcomment?chain=5866

View on GitHub: https://github.com/w3c/web-platform-tests/pull/1069#issuecomment-46976707

Received on Tuesday, 24 June 2014 14:19:49 UTC