LUCENE-5489: fix test bug

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1580181 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5512: remove redundant typing (diamond operator)

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1580271 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5552: Upgrade JFlex version from 1.5.0 to 1.5.1

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1580275 13f79535-47bb-0310-9956-ffa450edef68
SOLR-5895: JavaBinLoader hides IOExceptions

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1580290 13f79535-47bb-0310-9956-ffa450edef68
Don't swallow exception in getLatestVersion. Refactored some odd if conditions.

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1580294 13f79535-47bb-0310-9956-ffa450edef68