Proper env vars for Travis.
Proper env vars for Travis.

thanegill/rxswiftcommunity.github.io,RxSwiftCommunity/rxswiftcommunity.github.io,RxSwiftCommunity/rxswiftcommunity.github.io,thanegill/rxswiftcommunity.github.io,RxSwiftCommunity/rxswiftcommunity.github.io