Bump hamcrest.version from 2.2 to 3.0 (#584)

pom.xml

@@ -94,7 +94,7 @@
     <build-helper-maven-plugin.version>3.6.0</build-helper-maven-plugin.version>
     <buildnumber-maven-plugin.version>3.2.0</buildnumber-maven-plugin.version>
     <exec-maven-plugin.version>3.3.0</exec-maven-plugin.version>
-    <hamcrest.version>2.2</hamcrest.version>
+    <hamcrest.version>3.0</hamcrest.version>
     <hpi-plugin.version>3.56</hpi-plugin.version>
     <incrementals-enforce-minimum.version>1.0-beta-4</incrementals-enforce-minimum.version>
     <incrementals-plugin.version>1.8</incrementals-plugin.version>