Navigation bar dimensions and Master switch (2/2)

- Change height when in portrait
- Change width when in landscape
- Option to enable or disable nav/ring bar

This is partially ported from SlimRoms
Thanks to @kufikugel
Credit to @cristianomatos

Signed-off-by: hany <hany@codexc.com>

PS2: Rebased
PS3: Rebased/Whitespace fix
PS4: Fix leftover whitespaces

Change-Id: I841a052e4a47e5b5ddd501d2f082ad66ee410476