Merge pull request #98 from MuMech/dev

2.0.8 Release
Fixed the window buttons.
Changed "Node burn time" to display one decimal place for when entering burn times into RemoteTech.
Merge pull request #144 from taraniselsu/dev

Fixed the window buttons.
Merge pull request #145 from taraniselsu/dev-taranis

Changed "Node burn time" to display one decimal place
Add a substract button to the NodeEditor
Merge pull request #156 from sarbian/NodeEditor_Add_Sub

Add a substract button to the NodeEditor
0.21 compatibility changes
Disabling SAS use, no longer needed
Preparing 2.0.9 release
Merge pull request #167 from MuMech/dev

2.0.9 Release
fix for closest approach calculation causing so much error spam that it nearly freezes the game
also surface to target ETA
ETA was shown for the wrong entry, added ETA also for coordinate targets, hopefully
working now
working now when above 1000m with a position target?
Merge branch 'SurfaceCAfix' of https://github.com/BloodyRain2k/MechJeb2 into SurfaceCAfix