Updates to SCANsat.cs

Fixes for science data storage, transmission, saving/loading
Unclutter OnUpdate
Added EVA data collection
Merge pull request #1 from DMagic1/SCANsat.cs-update

Excellent work! I click one button and your hard work becomes canon!
Remove non-functional button from maptraq
Merge pull request #2 from DMagic1/SCANsat.cs-update

Remove non-functional button from maptraq
Merge remote-tracking branch 'upstream/master'