Fix the behaviour of edit marker bar.
Fix the behaviour of edit marker bar.

Use a solid background, pressing the buttons now hides the keyboard.
Also fix animations between marker edit and marker info when
switching from marker edit to marker info state.

Signed-off-by: Luca Ottaviano <ac21761be2b13c887f357fe7964bafc186a95b21@develer.com>

develersrl/demo-qml,develersrl/demo-qml