Merge pull request #2623 from tarzanek/lucene-76

lucene 7.6

Author: tarzanek

pom.xml

@@ -60,7 +60,7 @@ Portions Copyright (c) 2018, Chris Fraire <cfraire@me.com>.
     </scm>
 
     <properties>
-        <lucene.version>7.5.0</lucene.version>
+        <lucene.version>7.6.0</lucene.version>
         <mavenjavadocplugin.version>2.10.4</mavenjavadocplugin.version>
         <compileSource>1.8</compileSource>
         <compileTarget>1.8</compileTarget>