PX4 Dev Call: July 3, 2019

Notes from maintainer/coredev workshop that we should discuss how to create effective followup strategies:

VTOL: VTOL maintainer notes from Zurich devsummit workshop

Testing&QA :Testing and QA notes from DevSummit workshop

ROS: ROS integration notes from DevSummit

Sensor Architecture: Sensor and Architecture Notes from DevSummit Workshop

Navigator - Navigator discussion notes from DevSummit workshop