holoimage: changed colorwheel (now without axes)
magcreator: create_vortex now also allows a 3D-center (2D is extracted)
magdata: new methods: get_mask() and scale_down()
phasemap: changed plotting defaults (new kwargs)
phasemapper: started on electrical contribution

setup.py: Final cleanup
deleted initpyximport, compare_method_errors and get_revision (now in setup.py)

holoimage: turned off interpolation
test_compliance: added scripts to be tested
setup: work in progress