utils: New subpackage with the GUIs, pm and shortcut reconstructions for 2D/3D.

pyramid/__init__.py

pyramid/fielddata.py

pyramid/gui/__init__.py

pyramid/magcreator/__init__.py

pyramid/magcreator/examples.py

pyramid/phasemapper.py

pyramid/tests/test_phasemapper.py

pyramid/tests/test_pm.py

pyramid/utils/__init__.py

pyramid/utils/mag_slicer.py

pyramid/utils/mag_slicer.ui

pyramid/utils/phasemap_creator.py

pyramid/utils/phasemap_creator.ui

pyramid/utils/pm.py

pyramid/utils/reconstruction_2d_from_phasemap.py

pyramid/utils/reconstruction_3d_from_magdata.py

scripts/reconstruction/reconstruction_2d_from_phasemap.py