molgenis/molgenis — pull request #1939 by dennishendriksen (2014-10-02 07:31:01+00:00)
Title: M2838 Add null column to aggregates for nillable attributes

- Implement http://www.molgenis.org/ticket/2838
- Define nillable column label in resource bundle
- Disable support for nillable categorical/xref/mref attributes
- Disable support for nillable distinct attributes (bug fix)