Fixed earlier mistake in the normal
Added export of element side sets.
Work in progress on reading gmsh-files
Fixed compilation errors
More fixes (closer to working gmsh input)
Fixed up gmsh import, converted to python 3.
Fixed output writing for oofem.
Fixed bugs when creating sets
Export values in exponent notation for abaqus
Fixing various export issues
Writing suitable displacement b.c. automatically for oofem export.
Made element boundary sets for z0, z1 sets.
Writing surface set for abaqus.
Added node sets for convenience in abaqus.
Added faster lookup for nodes when merging meshes
Changed to numpy arrays for node coordinates.
Adhere to pythons coding style
Removed unnused, redundant function.
Added packages missing
Added build dir