[maven-release-plugin] prepare release dspace-5.0-rc2
[maven-release-plugin] prepare for next development iteration
DS-2275 Not render MathJax in error page exception
DS-2275 Fix browser support for error page link to show stack error

The link to show the stack trace, uses a javascript call, this should be
an onclick, not a href, otherwise a browser like firefox opens a js console
To make this work, I had to extend xref to have an onclick attribute.
Merge pull request #743 from LongsightGroup/DS-2275-mathjax-error

DS-2275 XMLUI Error Page onclick errors
[DS-2217] Removing SSL ignore option for the rest connector since it was linked to a nonexistent orcid.cfg file.
Merge pull request #747 from atmire/DS-2217

[DS-2217] Removing SSL ignore option for the rest connector
DS-2301 Bump Lucene to 4.10.2 and ElasticSearch to 1.4.0

We don't need to have inconsistent lucene versions lying around
Merge pull request #752 from LongsightGroup/DS-2301-bump-lucene-es

DS-2301 Bump Lucene to 4.10.2 and ElasticSearch to 1.4.0
DS-2297: Add "IndexVersion" commandline script, and "ant update_solr_indexes" to auto-update our indexes as needed.
Minor spelling correction
Improved error handling. Ensure "ant help" also lists update_solr_indexes"
Refactor logic to work with Lucene API v4.10.2. Also ensure we don't download latest Lucene JAR, as it is already on our classpath.