FW: Status Bar Hide toggle (1/2)

Adds new statusbar toggle into power menu navbar control.
Tested on maguro.

Patch-set 4: Reverted selected button logic

Patch-set 5: Reverted of reverted :)

Patch-set 6: Added czech translation and RC part

Change-Id: Iafdbac9fb5830762c12ac0d9a6569723f39a64de
Signed-off-by: kecinzer <kecinzer@gmail.com>