travis: Build java code with openjdk8
Check for None args arguments
Fix copyrights, headers, and some whitespace
Change true to Boolean.TRUE
uncheking admin checkbox when removed from system group
preventing from changing the name of current group in the EventContext, close #11693
Add to javadoc of comparePasswords
Clarify PasswordUtil usage
merge develop -D org -I include -E exclude: PR 1385 (Update the OMERO VirtualBox image)
merge develop -D org -I include -E exclude: PR 1698 (Update develop submodules)
merge develop -D org -I include -E exclude: PR 1712 (Create release source artifact containing all submodules)
merge develop -D org -I include -E exclude: PR 1719 (#9058 Unit support)
merge develop -D org -I include -E exclude: PR 1733 (Preventing system users being removed from system groups)
merge develop -D org -I include -E exclude: PR 1743 (accommodate PL/pgSQL that logs deletes)
merge develop -D org -I include -E exclude: PR 1753 (Edit user)
merge develop -D org -I include -E exclude: PR 1756 (Exclude the import log from the list of files.)
merge develop -D org -I include -E exclude: PR 1770 (Don't require additional omeroweb apps to be within omeroweb)
merge develop -D org -I include -E exclude: PR 1776 (Update netCDF version to 4.3.19)
merge develop -D org -I include -E exclude: PR 1779 (Copy rendering 11552)
merge develop -D org -I include -E exclude: PR 1785 (ldap discover username/password fix, paging and dn check)