Moving all our URL and URL pattern parsing code to urlmatch.c.

Moving all our URL and URL pattern parsing code to urlmatch.c.

Using a single, simple url_match(pattern,url) function - rather than
the 3-line match routine which was repeated all over the place.

Renaming free_url to free_url_spec, since it frees a struct url_spec.

Using parse_http_url() to parse URLs without faking a HTTP
request line for parse_http_request().