Don't close mobile dialog on file delete

- popup don't work with map
- improve popup visible logic
Signed-off-by: Patrick José Pereira <patrickelectric@gmail.com>

Signed-off-by: Patrick José Pereira <patrickelectric@gmail.com>

Replacement code to speed up work on the map and fighting mistake 'manual control lost' when connected joystick with armed UAV

Moved "Grid Lines" out of General Options and into the Video Stream Widget
Made a QGC custom Switch element

Converted Structure Scan to use CameraCalc such that it now works with
camera specs.

mobile needs more testing before we can enable this.
A test on an android phone was successful however.

helpful for example when editing parameters

Fixed inverse logic in camera parameter retry count
Skip close timeout if not Windows