ChauffeurActivity should know if it's shown or not

Change-Id: I20f58ff2f3e1a78eacebe1b83bf82d816218ccba
Adding a simple open-menu tutorial

Issue #334

Change-Id: I1eef33420ea1800b43f177c53df81d065739738f
Completing the Menu Tutorial.

Showing the entire sequence: text for how to open->auto-open->
text for how to close->auto close->dismiss tutorial.

Issue #334

Change-Id: I5e947082f152956ae9e70329df25b76fc49a1fcd