Fix maven release artifacts download script to download exactly what's under lucene/maven/ and solr/maven/ at the RC URL - previously the top-level 'org/apache/' directories were not being output.  Also, document the wget options used. (merged trunk r1626594)

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene_solr_4_10@1626596 13f79535-47bb-0310-9956-ffa450edef68
revert commit containing inadvertent change to dev-tools/scripts/smokeTestRelease.py

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene_solr_4_10@1626597 13f79535-47bb-0310-9956-ffa450edef68
Fix maven release artifacts download script to download exactly what's under lucene/maven/ and solr/maven/ at the RC URL - previously the top-level 'org/apache/' directories were not being output.  Also, document the wget options used. (merged trunk r1626594)

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene_solr_4_10@1626598 13f79535-47bb-0310-9956-ffa450edef68