gson 2.6.2 fix #325

Author: jknack

pom.xml

@@ -2178,7 +2178,7 @@ org.eclipse.jdt.apt.processorOptions/defaultOverwrite=true
     <hibernate-validator.version>5.1.3.Final</hibernate-validator.version>
     <javax.el-api.version>2.2.5</javax.el-api.version>
     <javax.el-ref.version>2.2.6</javax.el-ref.version>
-    <gson.version>2.3.1</gson.version>
+    <gson.version>2.6.2</gson.version>
     <ehcache.version>2.10.0</ehcache.version>
     <pac4j.version>1.8.7</pac4j.version>
     <swagger.version>1.5.0</swagger.version>