[2/3] omnigears: battery light settings

Also did a small layout change for notification lights

Change-Id: I9e80ce24a55083761a99fdb354d509b5574ad17f
[2/2] OmniGears: Pimp up ActiveDisplay

Base part: https://gerrit.omnirom.org/#/c/2819/

Change-Id: I8abf7a3018e7e0168860861ac240975cd1f8a2b0