tidy display of file sizes and associated code
Blitz createImage..() can use copyAndResizeImage(). See #11426
further adjust size prefixes

ideas from @manics
fix IEC prefix capitalization
re-use size formatter
Moving common pytest fixtures, for use on both OmeroWeb and OmeroPy
linking conftest on gatewaytests to omero.gateway.pytest_fixtures
Blitz createImage..() uses channelList for source image metadata
dbhelpers also grab ICE_CONFIG from environment if available
adding pytest command to web plugin
webgateway pytests
webclient pytests
webadmin pytests
pytest web plugin sets DJANGO_SETTINGS_MODULE
removing the unittest import from webadmin.tests
renaming web pytest to web test, making it consistent with omeropy tests
switch to traditional SI / JEDEC -like prefixes
Removing web plugin unittest call
Blitz createImage..() tiny fix
Adding self.SERVICE_OPTS to new API calls