    Fix a crash when parsing HTML with XPath.     some html data delcared in utf8,but it contains some unicode char.     hpple's XPathQuery.m:31,40,44 will lead to crash(set nil object to dictionary).
    Fix a crash when parsing HTML with XPath.
    some html data delcared in utf8,but it contains some unicode char.
    hpple's XPathQuery.m:31,40,44 will lead to crash(set nil object to dictionary).

Diveinedu-CN/hpple,Diveinedu-CN/hpple