Maxthon Cloud Browser 4.9.0.2900 Beta

# Fixed bugs:
* URL encoding has been showed different in status bar.
* Maxthon screenshots, clicking after writing the test will appear unlimited text boxes.
* Clear browsing data will eliminate plugin scripts’ data.
* When disable mouse gesture, some operations are still work.
* The dialog box of page screenshot file does not display the file list.
* Https certificate did not display names.
* When undo the closed page, the label is displayed as URL, rather than the title.
* Lastpass extension does not appear in the 4.9.
* Sometimes the browser will crash after 30 seconds.
* Draggabe feature has not been supported by HTML5 very well.
* Unable to display pictures in this video.
* In the page of setting, 4.8 version is not compatible with the settings of 4.9.
* Fixed the crash problems when multiple search has been right pasted into the address bar to be opened.