If using RTSP and no port is defined, make sure to set default.

This is a Google Play store requirement as of November 1st, 2018.
https://android-developers.googleblog.com/2017/12/improving-app-security-and-performance.html

PreFlight: Reset not working correctly

Feature: Concave Polygon Support by Splitting into Sub-Polygons

Fix reset handling

Only version check stable builds

Create simplified camera page for sub

Parameter Editor: Support editing of non-default component params

Stable merge

Expose guided altitude settings. Rearrange Fly and Plan view settings.

Support editing non-default component parameters

Clarify category map usage

Support parameters from multiple components

KML: Better file load error messages

Expose guided altitude settings. Rearrange Fly and Plan view settings.

RTSP UDP timeout

multiple polygons

need to fully implement vertexvisibility

[Survey transects generation] move some of the logic handling out of function that handles only one polygon