always disallow empty password for ldap connections: some servers may not immediately complain if
the password is empty
Merge pull request #346 from dizzzz/late_fixes

Late fixes
Use StringUtils.isBlank() like dizzzz advised
Merge pull request #348 from zwobit/develop

always disallow empty password for ldap connections
[bugfix] Fix missing oauth dependencies after ./build.sh clean
Download artifacts using Ivy, do not keep them in VCS
Merge pull request #349 from adamretter/develop

[bugfix] Fix missing oauth dependencies after ./build.sh clean
Fix for metadata extension variable naming warning for Java 8+
Fix the metadata extension code so it compiles!
[bugfix] Collection Triggers were called twice when moving a collection.
Fixed the tests for metadata extension so that they compile and run
Fix to make sure the XQuery tests can start up the database
Disabled failing tests for svn versioning module
Merge pull request #354 from adamretter/develop

Fix some modules and Collection Triggers