Issue #664: [pedigree] fix unnecessary parent-to-child edge crossings (in some cases when two relationships are next to each other)
Issue #742: Search in AbstractSolrOntologySerivce does not keep order.
Issue #742: Search in AbstractSolrOntologySerivce does not keep order.
Fixed another HashSet to LinkedHashSet.
Merge pull request #743 from soLEED/issue-742

Issue #742: Search in AbstractSolrOntologySerivce does not keep order.
Issue #621: Add a work group management section in the administration
Groups management should only be possible from the global administration, not from the Groups homepage
Issue #746: Add support for filtering the list of groups displayed by the groups macro based on a specific value for a field
Done.
[misc] Use stylesheet extensions onDemand instead of currentPage
[cleanup] Applied codestyle
Issue #629: Separate group members into group administrators and regular members
Added an "edit group administrators" button in the workgroup page, and an "edit" button in the administrators page
[misc] Removed extra blank lines from the workgroup page
Issue #747: New feature: Studies
Done.
Issue #636: [pedigree] improved vertical parent-to-child edge placement + fix too much vertical space bug
[misc] When managing studies or workgroups, don't show links to the administration if the user is already in the administration
[cleanup] Shorter code, fixes a warning displayed in the console
[cleanup] Updated deprecated method call, fixed a Velocity warning
[cleanup] Use the standard constant instead of duplicating the default data space name
[cleanup] Refactored the measurements JS code as a Prototype.js class
Issue #748: Quick Patient Search shouldn't look in the patient's name if that field isn't enabled
Done.
Merging the new pedigree layout algorithm
Issue #56: Integrate a pedigree drawing tool
Finally enabled the pedigree by default