New game dialog looks sailfishy

TextSwitch instead of Text and Switch and Labels instead of Texts.

Title is now a PageHeader, which moved the equal times switch down,
which leaves room for the "last page" icon.

Black and white crowns moved up to the same level with the switch to
avoid crowded look near start game button.
About page looks sailfishy.

Title is now a PageHeader, text is in Label, logo has been moved
downwards to reveal the OS icons in the upper left corner.
Work in progress to sailfishy main page

+ commented out a harmattan specific line in main.qml
Bigger font size on the time controls list
Clocks page content mo longer covers OS "back" icon

Upper left corner of clocks page revealed using empty PageHeader.