Move the arrows and the close/fullscreen button

Looks drastic at first, but grows on you.
I based this on an extreme, the firefox inner scrollbar.
Which is huge when hovered.
I kind of wish the close button was a bit bigger, though.

Change-Id: I2f47280c4e7c4bff299149de24741e3381f0b5e9
Merge "Move the arrows and the close/fullscreen button"