Delete spring-dspace-addon-discovery-configuration-services.xml
DS-1906: Adds configurable option to reconvert shibboleth attributes.
DS-1917 JSPUI validity fixes (several non-controversial fixes)
DS-1928 use the oai-identifier schema in <description>
Reconvert shibboleth attribute only if it is neither null nor empty.
DS-1919 Solr Search Empty FilterQuery bug
DS-1947: Remove reference to missing file

The missing file, seems to be an Institution specific file. 

The missing file in question m-tweaks.js
[DS-1805] Maven filtering broken for SOLR artifact.

Enable filtering of dspace-solr's web.xml.
DS-1957 xml workflow script incorrect for oracle
Fix SolrLogger Memory Error
edited for junii2 version 3.1
Remove Commented out line.
Updated bte dependence to v0.9.2.4

See the relevant discussion here: https://jira.duraspace.org/browse/DS-1971
define Group.ANONYMOUS_ID and Group.ADMIN_Id and use instead of 0,1
DS-1945 New override property request.item.helpdesk.override to have all email requests sent to the helpdesk instead of the item submitter
DS-1945 refactor to move code into dspace-api
Add RequestItemHelpdeskStrategy, that can be enabled with Spring DI

Cleans up Sam's "hard coded" approach
DS-1945 RequestItem Helpdesk has options to contact requester, and author
DS-1945 Add request_message to requestitem DB table

Also, refactored requestitem to be a dspace-api "model", moved all DB logic
from XMLUI regarding this module to the dspace-api model.

Add the requestitem.request_message to display in the contact-author form,
so they can see what the original request message was.
DS-1945 Add license headers for requestitem changes