Bhv 5287 Add mini header

In this PR, I prepare the 3rd status of moon.header. It is 'mini'
Now we have Large(standard), Small and Mini header.
The property which denotes it is 'type'.  You can call setType() to switch header's status.

Enyo-DCO-1.1-Signed-off-by: David Um david.um@lge.com