boundary layers in 3D are advancing (filtering intersecting layers using rtrees)
randomness of 2D meshes is now close to be ok (we still have problems with OCC ...)

fullMatrix::gemm

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+ add jacobianOrder(..)

+ add sampling points of pyramid jacobian 

make bezierBasis independant from declaration of element tag in GmshDefines.
move static methods getTag(..) & **FromTag(..) from MElement to ElementType.
completely revert to double for monomials.

Monomials order changed !
Points of Prism p>2 changed !
3D Serendipity elements have now nodes only on edges !

Modify gmshGeneratePoints.
All validated.