Update all existing copyright headers under integration.
Add copyright headers to those files that didn't have them.
Remove extraneous material from file comments.
Update and add a few comments.
Merge remote-tracking branch 'origin/develop' into rebased/develop/update-test-headers

Conflicts:
	components/tools/OmeroPy/test/integration/test_figureExportScripts.py
Fixing free drive space issue in webadmin, close #11570
Merge remote-tracking branch 'origin/develop' into rebased/develop/update-test-headers

Conflicts:
	components/tools/OmeroPy/test/integration/test_thumbnailPerms.py
Mark one test as xfail.
fixing logging connector.py, close #9608
adding padding to table formatting
fixing filesizeformat to handled the biggest values in PB
Merge pull request #1704 from aleksandra-tarkowska/9608_logging

#9608 fixing logging
Merge pull request #1705 from aleksandra-tarkowska/10053_table_formatting

#10053 Table formatting
removing white space
Merge pull request #1695 from aleksandra-tarkowska/11570_drivespace

Fixing free drive space issue in webadmin, close #11570
Merge pull request #1657 from ximenesuk/rebased/develop/update-test-headers

Update copyright and comments in Python integration tests (rebased onto develop)
Refactor test_scripts.py to use new CLITest infrastructure

- Fix flake8 warnings
- Remove unnecessary UploadControl registration
Add tests for script subcommand help option
Add integration test for script demo CLI command