[2/2] OmniGears: Navigation bar height/width

All credits to SlimRoms / kufikugel

PS14
cleanup unneeded

Change-Id: If65675b0a2657250860d52cdcd927ec886ee0f06
[1/2] OmniGears: notification drawer: custom clock & calendar shortcut

Base: https://gerrit.omnirom.org/#/c/4811/

PS10:
added AppSelectListPreference and use for clock and calendar

Change-Id: I68b9a8bbb84042cbf4bc448cfc30599132f03256
Merge branch 'android-4.4' of https://github.com/omnirom/android_packages_apps_OmniGears into android-4.4