SOLR-4650: make BadCopyFieldTest extend AbstractBadConfigTestBase, which handles exceptions properly and deletes the core init'd to test config

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1462522 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-4876: Deeply clone IndexWriterConfigs.


git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1462656 13f79535-47bb-0310-9956-ffa450edef68
kill Solr example server if it hasn't started after 30 minutes

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1463057 13f79535-47bb-0310-9956-ffa450edef68
Merging the trunk