Maxthon 2.1.2.649

[Browsing]
* fixed security issues arising from an IE WebBrowser Control vulnerability

[Accessories]
* fixed problem that favorites are not imported when online favorites service is disabled
* fixed problems relating to system directories, like send to desktop
* fixed slow Maxthon exit problem under some circumstances

[Find in page]
* can use up/down arrow or mousewheel to scroll through matches
* the input field will be highlight if no match is found
* fixed problem that match result dialog sometimes empty
* fixed problem that skin settings are not used

[Others]
* fixed a crash problem of AutoUpdate when DEP is enabled
* added a print page setup menu command (have to reset menu bar)