Benchmark module: Fix obsolete reference to 'doc.maker.forever' (it's actually 'content.source.forever')

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/branch_5x@1646380 13f79535-47bb-0310-9956-ffa450edef68
SOLR-6058: Include the new solr logo in the admin ui, and make the favicon the sun glyph from the new solr logo (merged trunk r1646382)

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/branch_5x@1646383 13f79535-47bb-0310-9956-ffa450edef68
SOLR-6626 NPE when the field values are null

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/branch_5x@1646389 13f79535-47bb-0310-9956-ffa450edef68