Remove line endings test (fix critic 1480)
remove useless closures (fix critic 1928)
typo
added assert_equals on readyState (fix critic 1955)
NOT_FOUND_ERR is 8 now. (fix critic 1957)

http://www.w3.org/TR/domcore/
fix critic 1953
removed some tests (fix critic 1927)
better code (fix critic 1933)
move XHR.readystatechange callbacks into step_func (fix critic 1931)
remove unnecessary t.done (fix critic 1937)
remove empty lines (fix critic 1938)
simplify step_func_done
added 'manual' suffix (partly fixed critic 1940)
fix critic 1945
remove whitespace (fix critic 1946)
typo
added quotes for <meta charset...>
fix critic 1948
removed invalid <body> tags
reformat code