uri = http://www.ceic.com/
	host = www.ceic.com
	path = 
	query = 
uri = http://www.cei%43.com/
	host = www.ceic.com
	path = 
	query = 
uri = http://www.ceic.com/a/b/
	host = www.ceic.com
	path = a/b/
	query = 
uri = http://www.ceic.com/a%2f/a&/
	host = www.ceic.com
	path = a%2F/a%26/
	query = 
uri = http://www.ceic.com/a?foo=1&bar=2
	host = www.ceic.com
	path = a
	query = foo=1&bar=2
uri = http://www.ceic.com/a?foo=1&bar=%26&foobar=3
	host = www.ceic.com
	path = a
	query = foo=1&bar=%26&foobar=3
uri_unescape path http://www.ceic.com/foo%7e/a%/b = http://www.ceic.com/foo~/a%/b
uri_escape path http://www.ceic.com/foo%7e/a%/b = http://www.ceic.com/foo~/a%25/b
uri scheme change (file -> http) http:/a/b/c.html 
uri change file://web/orig/path -> http://web/1info?key%20words#this 
gopher_type  gopher://gopher:33/45%09a -> 4 
uri = http://www.ceic.com/
	host = www.ceic.com
	path = 
	query = 
uri = http://www.cei%43.com/
	host = www.ceic.com
	path = 
	query = 
uri = http://www.ceic.com/a/b/
	host = www.ceic.com
	path = a/b/
	query = 
uri = http://www.ceic.com/a%2f/a&/
	host = www.ceic.com
	path = a%2F/a%26/
	query = 
uri = http://www.ceic.com/a?foo=1&bar=2
	host = www.ceic.com
	path = a
	query = foo=1&bar=2
uri = http://www.ceic.com/a?foo=1&bar=%26&foobar=3
	host = www.ceic.com
	path = a
	query = foo=1&bar=%26&foobar=3
uri_unescape path http://www.ceic.com/foo%7e/a%/b = http://www.ceic.com/foo~/a%/b
uri_escape path http://www.ceic.com/foo%7e/a%/b = http://www.ceic.com/foo~/a%25/b
uri scheme change (file -> http) http:/a/b/c.html 
uri change file://web/orig/path -> http://web/1info?key%20words#this 
gopher_type  gopher://gopher:33/45%09a -> 4