Remove unit tests from OmeroJava.
Organise imports and remove unused member.
Format whitespace and comments.
Remove usage of DeleteI.
Fix build with missing unit tests.
Increase the TestNG timeout for integration tests.
Clean imports, rename field in AbstractSrvTest.
Clean up unit test in blitz.
fix #10561: NPE from Activities window kymograph link

the confusion arose from the group view not containing an
experimenter node
Update dev_4_4 submodules
Merge pull request #1437 from mtbc/activities-npe-10561

fix #10561: make user object getting robust to no experimenter in tree
Merge pull request #1422 from bpindelski/11274-oj-refactor

Clean up OmeroJava (see #11274)
Merge pull request #1423 from snoopycrimecop/merge/dev_4_4/submodules

Update dev_4_4 submodules
fix #11360: use message to pass servant holder into file store