Bumped up dependencies/plugins. Used MINA 2.2.1
diff --git a/pom.xml b/pom.xml
index e65f80f..65703d0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -63,7 +63,7 @@
<commons.net.version>3.8.0</commons.net.version>
<commons.pool.version>2.11.1</commons.pool.version>
<dnsjava.version>2.1.9</dnsjava.version>
- <caffeine.version>2.9.2</caffeine.version>
+ <caffeine.version>2.9.3</caffeine.version>
<findbugs.annotations.version>1.0.0</findbugs.annotations.version>
<forbiddenapis.version>2.6</forbiddenapis.version>
<hamcrest.version>2.2</hamcrest.version>