Vector Airfield and Flarm Objects now independent of screen resolution

new white wings glider site symbol
little fine tuning for small displays
Merge branch 'CloseTime' of http://github.com/brunotl/LK8000 into firstmerge
Merge branch 'white_wings' of http://github.com/AlphaLima/LK8000 into firstmerge
Merge branch 'C-Probe-pressure' of http://github.com/brunotl/LK8000 into firstmerge
Merge branch 'Draw' of http://github.com/brunotl/LK8000 into firstmerge
Merge branch 'freeflying' of http://github.com/brunotl/LK8000 into firstmerge
Merge branch 'warning' of http://github.com/brunotl/LK8000 into secondmerge
Merge branch 'Task' of http://github.com/brunotl/LK8000 into secondmerge
XML Dialog template
  - Add xsd Schema
  - change file encoding to UTF-8
add encoding attribut to xml task file