Core: Log messages after sending them to the app

The queueToLog() method was consuming the fields of some of the messages and the app was receiving incorrectly parsed messages.

This closes #1050
Merge pull request #1056 from arthurbenemann/issue1050

Core: Log messages after sending them to the app
Core: add extra follow modes back
Core: Removed Wake-board follow-mode
Core: change the way the default follow mode is instantiated
Android: Update the radius label on the follow-fragment when the follow mode is changed
Merge pull request #1057 from arthurbenemann/follow

Core: add extra follow modes back
Version: Releasing version 2.7.4
more german.
Merge pull request #1059 from squilter/localization_fixes

Complementing German Translation.
Follow: Fix forgotten implementation of Location class.

During the refactor of FusedLocation both the heading and speed have not been passed from the fusedLocation to the location object.
Merge pull request #1065 from arthurbenemann/followFix

Follow: Fix forgotten implementation of Location class.
Version: Releasing version 2.7.5
Core: Warn about all high severity messages from the Drone
Merge pull request #1066 from arthurbenemann/warnings

Core: Warn about all high severity messages from the Drone
Version: Releasing version 2.7.6
Core: Keep the received firmware version in the drone object
Android: Show firmware version on setting screen
Merge pull request #1067 from DroidPlanner/firmwarVersion

Display firmware version on settings screen
Merge branch 'master' of https://github.com/DroidPlanner/droidplanner into feature_android_lib