Upgrade hamcrest 2.2

Author: slandelle

pom.xml

@@ -467,7 +467,7 @@
     <commons-fileupload.version>1.3.3</commons-fileupload.version>
     <privilegedaccessor.version>1.2.2</privilegedaccessor.version>
     <mockito.version>3.3.0</mockito.version>
-    <hamcrest.version>2.1</hamcrest.version>
+    <hamcrest.version>2.2</hamcrest.version>
     <kerby.version>1.1.1</kerby.version>
   </properties>
 </project>