update mission assistant to insert a takeoff with the same altitude as the first spatial waypoint.
fixed editor crash bug occurring when deleting all waypoints (by long-clicking the trash can) when a waypoint detail window is opened.
Merge pull request #1240 from ne0fhyk/fix_editor_bugs

Fix editor bugs
Version: Releasing version 2.8.2
updated flight action button bar to default to `pause` when follow me is disabled.
Merge pull request #1241 from ne0fhyk/follow_me_ui_update

Improved Follow Me control discoverability
Core: Implement EPM gripper triggering via missions
Core: Create mavlink commands to actuate the epm gripper
Android: Implement EPM grabber code on overflow menu
Android: Implement camera triggering on overflow menu
Editor: Implement the EPM detail fragment
Layout: Clean-up of the EPM and camera fragments
Merge pull request #1242 from DroidPlanner/epmGrab

Epm grabber & camera trigger
Editor: Fix camera selection on StructureScanner
Editor: Clean-up unused layout
Editor: Fix camera selection tool on Survey
Survey: Using the view id for comparison instead of the view objects
Merge pull request #1246 from DroidPlanner/fixCameraSelectionInEditor

Fix camera selection in editor
Merge pull request #7 from ahcorde/master

update code