4 * perf: hoist regular expressions
5 * perf: use single regular expression for anchor checking
10 * perf: enable strict mode
15 * Remove support for sub-http servers; use the `handle` function
20 * Accept `RegExp` object for `hostname`
21 * Provide `req.vhost` object
22 * Remove old invocation of `server.onvhost`
23 * String `hostname` with `*` behaves more like SSL certificates
24 - Matches 1 or more characters instead of zero
25 - No longer matches "." characters
26 * Support IPv6 literal in `Host` header
31 * Genesis from `connect`