Joystick button function selector for ArduSub

Fix download custom firm file err: no file name specified

Stable v3.0 installer fixes

OSX Installer: Fix app naming

Fixes to iOS App Store build. [ci skip]

Windows installer: Remove license page

[Mission stats] Compute distance & time

Wider grid lines to see turnaround better

first iteration of mission stats calculation (dist and maxTelem)

add survey item distance to mission distance

remove unused calculations from _calcHomeDist

added correct calculation of missionMaxTelemetry when there is a complex item

use speed to compute mission time according to vehicle type

started implementation of hover and cruise distance

corrected typos

added logic

prevent survey from crasing

added checks for vtol

rearrange logic

added primitive check for landing

rearranged checks

new arrangement

added logic for transition

fix for small bugs

add check for mission speed larger than 0

remove already existinh check

reduce code a bit

clean up

down bin file to pixhawk fail,because it do not set value for _binFilename in _binLoad

Survey: Adjust grid line direction after polygon clip

[Mission stats] Offline planning settings

[Mission stats] Computing number of shots and covered area

Affect on grid is to specific to details of polygon to test

Remove motor test

Numbering on motor command is wrong (or strange), so wrong motors spin
when using sliders

Fix persistency of joystickEnable setting

ArduSub: Disable radio setup page (Take 2)

ArduSub Plugin: Basic Files + XML Update