Maxthon 2.0.7.1245

[New Features]
+ added close blank/error pages command

[Changes]
* improved shortcut key responsiveness * removed extra border when "show window frame" is enabled
* fixed flickering problem when switching tabs
* fixed problem that window size sometimes not saved
* fixed problem that some web site icons are not shown in tabs
* fixed an application error
* fixed some mouse gesture trail drawing problems
* fixed a crash problem when refresh is pressed
* "options" is not shown in Setup Center for plugins without config.html
* fixed a crash problem due to drag and drop
* fixed problem that custom useragent sometimes not work