MJWFV2 - MJW-FLOAT-V2 for EPP flying wings

* positiv Cm(Cl=0) for Re>100000 
* Smooth transition on the top side
* Perfect for flying planks doing the slope-ride!

Download the airfoil data: www.mjw.co.at/downloads/MJWFV2.dat
Download the polar plots: www.mjw.co.at/media/MJWFV2-polars.pdf