Draft implementation of a battery status indicator

Signed-off-by: Simon Busch <morphis@gravedo.de>
StatusBar: complete status bar layout with static app menu, system menu, and a battery indicator.

Signed-off-by: Christophe Chapuis <chris.chapuis@gmail.com>
StatusBar: better layout, and nicer animation on the fadeout of an indicator

Signed-off-by: Christophe Chapuis <chris.chapuis@gmail.com>
Statusbar: more robust layout, and background for app name

Signed-off-by: Christophe Chapuis <chris.chapuis@gmail.com>
Statusbar: connect battery indicator with the status controller. Also provide a stub status controller, which send events at random.

Signed-off-by: Christophe Chapuis <chris.chapuis@gmail.com>
StatusBar: remove "System Menu" string, and show a fake cellular name instead of the app menu when the window manager is in the right state

Signed-off-by: Christophe Chapuis <chris.chapuis@gmail.com>
StatusBar: add a separator on the left of the indicators, and inserted some missing copyright texts

Signed-off-by: Christophe Chapuis <chris.chapuis@gmail.com>