[DS-1407] Refactor SOLR Statistics to use OpenCSV
[DS-1407] Refactor SOLR Statistics to use OpenCSV
[DS-1449] Fixing related items retrieval
[DS-1416] NPE when removing roles from Collection workflow steps
Merge pull request #178 from KevinVdV/DS-1449

[DS-1449] Fixing related items retrieval
Merge pull request #179 from KevinVdV/DS-1416

[DS-1416] NPE when removing roles from Collection workflow steps
[DS-1417] Thumbnails in discovery search results do not point to the item
Merge pull request #177 from KevinVdV/DS-1407

[DS-1407] Refactor SOLR Statistics to use OpenCSV
require lang packs version 3.0.2
reverting 8e6217a, not necessary to increment the lang pack version
[DS-286] Remove unmaintained Bash script.

The AIP export/import tools may also be useful replacements for this.
Resurrected build.xml's help menu item 'clean_backups'
Merge pull request #187 from MinDogger/DS-1123

Resurrected build.xml's help menu item 'clean_backups'
add 'test_database' target to ant command help