guide:fixed the bugs left

Do:
1.update pointer ui
2.fixed dock icon pointer postion
3.fixed DesktopZoneSetting page mouse move but the option not show
4.Finish adujst three dock modes
5.update shutdown button to circle

tower:https://tower.im/projects/8f19f0bf0e754f0b82ef2c24bc230973/todos/2248172ec59a45b687ec8c0646e414c8/
Change-Id: I18f8f65ab6832c9a4c46b05ed648ead46ef70d95