Mining Extension 0.99

-New Part: Mass Driver RCS
-New Part: Size3 Stack Drill
-New Part: Mk3 Ore Tank
-New Part: Mk3 ISRU Converter
-New Part: Size2 Oceanic Extractor
-New Part: Size1 Inline Oceanic Extractor
-Fixes Size0 Stack Drill attach node size
-Fixes Size0 Fuelcell texture
-Fixes Size1 Fuelcell texture
-Fixes Size2 Fuelcell texture
-Fixes Size1 Stack Drill bottom Node
-Fixes landing leg texture.
-Landing leg now properly mirrors in Mirror Symmetry
-Mass Drivers now have bottom node, fairings
-Tweaks atmospheric Xenon abundance for Atmo condensers
-Various part description/tags/Localization fixes
-Adds Tweakscale patch, see readme