Update slf4j and log4j jars.
Remove apacheds-all from OmeroJava CP.
Remove log4j and slf4j jars that are available via Bio-Formats.
Update ivysettings.xml to resolve BF jars
better-isolate pixel data handler work units
Revert "simplify updateUser and have it use validating code path"

This reverts commit 967aa99ac09d14d4b5ef494c66c516b2d7346dcb.
Revert "test that updateSelf will not update other users"

This reverts commit 224fb19596e6898b1085dad82e390217cf89e40f.
Merge pull request #1532 from joshmoore/unwrap_namespace

Unwrap namespace
adjust remove groups validation
Add javadoc.
Remove unused variables.
Refresh expanded objects for TagSet>Tag>container.
Transform the screen.
Expand dataset node if loaded.
Clean up and handle error.
Set the default group when switching user.
merge dev_4_4 -D org -I include -E exclude: PR 1126 (Fix long-missing DELETE EventLogs)
merge dev_4_4 -D org -I include -E exclude: PR 1430 (fix #10564: include wells in plate run processing)
merge dev_4_4 -D org -I include -E exclude: PR 1450 (Update log jars)
merge dev_4_4 -D org -I include -E exclude: PR 1459 (Scripts menu 11434)