Merge pull request #204 from github/bump-version

Bump version to 1.19

Merge pull request #195 from github/1.18.6

bump version to 1.18.6

Merge pull request #173 from github/nil-check

Add a missing nil check around cname_to_domain_to_pages?

Merge pull request #169 from github/protocol-pinning

Pin redir_protocols

Merge pull request #159 from github/bump-up-version

bump up version

Merge pull request #147 from github/update_https_rules

check for underscore for https

tag v1.18.0

Merge pull request #140 from github/ipv6-fix

IPv6 fix

Bump version to 1.17.8 (#139)

bump up version