Add SQLAlchemy and Django examples

README.md

django_example_euclid/README.md

django_example_euclid/data_ingestion.py

django_example_euclid/euclid_example/__init__.py

django_example_euclid/euclid_example/settings.py

django_example_euclid/euclid_example/urls.py

django_example_euclid/euclid_example/wsgi.py

django_example_euclid/imagedb/__init__.py

django_example_euclid/imagedb/admin.py

django_example_euclid/imagedb/apps.py

django_example_euclid/imagedb/models.py

django_example_euclid/imagedb/serializers.py

django_example_euclid/imagedb/tests.py

django_example_euclid/imagedb/urls.py

django_example_euclid/imagedb/views.py

django_example_euclid/imagedb_objects.ipynb

django_example_euclid/manage.py

...example_euclid/resources/calib_dither_52926_H_dither1.xml

...example_euclid/resources/calib_dither_52926_H_dither2.xml

...example_euclid/resources/calib_dither_52926_H_dither3.xml