osd:update get_dbus
Merge branch 'master' of github.com:linuxdeepin/dde
update DCore.DBus--> get_dbus
zone:Workspace--->Show All Windows
greeter:fix bug of greeter cannot switchuser by key left right
Merge branch 'develop'
zone:workspace-->All Windows; System Settings-->Control Center
Merge branch 'master' of github.com:linuxdeepin/dde
greeter:username font-size:2.0em-->1.6em
osd:update keyboard
greeter:fix bug of only one user and switchuse then the user hide;
Merge branch 'develop'
osd:keyboard switch test ok
Merge branch 'master' of github.com:linuxdeepin/dde