Merge pull request #77 from heyongjian/master

huangming:merge the main branch to native branch.
Merge pull request #79 from heyongjian/master

huangming:merge the main branch to native branch.
issue-35: when push two same push detail, the statusbar shows two notifications.

do not show the second notification.
Merge pull request #157 from whuthm/master

fix bug:issue-35, when push two same push detail, the statusbar shows two notifications.