404 is not found
cleans up access log per host every 30sec
oops cleanup condition is contrary
only network errors are treated by on_error
fixed conn_max mechanism
added unit tests
added more tests
fixed a bug on resolving urls with non absolute base tag
added more tests for uri resolution
peeking port defaults to random
fixed starting message
peeking_port is available again
refactored process_queue
tidy
renamed conn_max to max_conn
added shuffle option
added tests for guess_encoding
safer charset detection
refactored user agent into class
fixed a bug on link detection