Core: Add Mavlink takeoff cmd
Core: Create function to make the drone takeoff
Android: Add takeoff action button back to flight screen
Android: Add arm button to main screen
Android: Add connection button to FlightActionsFragment
Android: Setup buttons on flightControl fragment accordinly to flight state
Android: Change connect action icon to a little antenna
Android: Add "Auto" button for flight control fragment
Android: Add behavior to the "auto" action button
Android: Add new icons from @jason4short
Merge pull request #1090 from arthurbenemann/flightState

Flight state buttons
Version: Releasing version 2.7.7
added a better alternative to the default progress bar.
code cleanup.
testing addition of search function to the parameter screen.
Merge branch 'master' of https://github.com/DroidPlanner/droidplanner into fix_issue_1064
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Fixed issue #1064.
Fixed bug causing the app to crash when going to the device home screen from the parameter screen.
Added default icons to the parameter screen menu.
adding forgotten Parameter screen menu icons.
Fixed issue #1083.
Fixed issue #1011.
Merge pull request #1094 from DroidPlanner/issueStats

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Automatic import organize of source code in Core and Android