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
Add DO_SET_SERVO to core library
Fix getter return value
Implement DO_SET_SERVO on Android side
Merge pull request #1247 from alextel69/feature-mission-item-do-set-servo

Add DO_SET_SERVO mission item
Locator: Fix the file progress bar to show an indeterminate state

Fixes #1248
Merge pull request #1249 from DroidPlanner/locatorProgressBar

Locator: Fix the file progress bar to show an indeterminate state