Fix QuadPlane takeoff

Some smaller UX improvements

Initial Structure Scan support

Solve some typos

tools: Remove fix_code_style.sh

Add JSON key for mobile-specific default values

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

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

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

Fix current mission item updates

No one is using it.
Signed-off-by: Patrick José Pereira <patrickelectric@gmail.com>

MissionItemStatus: Make waypointValuesDisplay with variable width

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

Fix Mav2 handshake

FlightDisplayViewWidgets: increase the maximum widget size from 200 to 400

Fix joystick tx mode initialization

Update MissionController.cc

Still does not support multi-vehicle

On large/high DPI screens, the whole UI scales nicely when increasing the
font size, except for the attitude widget, that was limited to 200 pixels.

Allow resizing pip window

LogDownloadController: only skip entry if size==0 && APM firmware

Fix merge issues

* cameraControl: (51 commits)
  Debug info
  Adding support for custom value.
  Parse min, max, step and unit off camera definition file Ignore Fact index if there are no enums (avoid adding an "Unknown" entry) Add function to convert and clamp a (Fact) value.
  Adding support for booleans Adding some more logging
  Keep asking for capture status while camera is not idle.
  Define how long to wait for RTSP frame before deciding the link is gone.
  Toggle video stream full screen
  Enable/Disable Offline maps import/export.
  Vehicle UID
  Handle capture status retries when capturing images. Allow plugin to validate parameter setting.
  Keep track of photo status (image capture) Don't allow "Take Photo" is status is not idle. Handle In Progress response (basically, do nothing) Request capture status when stopping video recording.
  For whatever reason, showing the dialog through a function causes a crash in QML (undebugable--new word!)
  Revert "Build fix due to MAVLink update."
  Revert "MAVLink signing (WIP)"
  Make custom dialog into a function Internet available now has a signal
  Wait a bit between reset and request parameters
  Build fix due to MAVLink update.
  MAVLink signing (WIP)
  Fixing uninitialized variable warning.
  Make slots protected instead of private.
  ...

# Conflicts:
#	src/FirmwarePlugin/FirmwarePlugin.cc
#	src/FlightDisplay/FlightDisplayView.qml
#	src/FlightDisplay/FlightDisplayViewVideo.qml
#	src/MissionManager/MissionManager.cc
#	src/Vehicle/Vehicle.cc
#	src/Vehicle/Vehicle.h
#	src/api/QGCCorePlugin.h

save to kml use double number with 10 valid digits。

Update joystick mapping database

Make FTP more robust

Move to Qt 5.9.1

Assume all vehicles support MANUAL_CONTROL

On PX4, under certain circumstances and in rare cases, there can be log
files with 0 size. In that case QGC ignored the entry and tried to
re-request the entry indefinitely.

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