Updated Hazelcast, Kubernetes-client and Karaf to latest versions
diff --git a/pom.xml b/pom.xml
index de45bd9..5ba03e4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -37,15 +37,15 @@
     <properties>
         <commons-lang3.version>3.8.1</commons-lang3.version>
         <easymock.version>3.4</easymock.version>
-        <fabric8.kubernetes-client.version>4.0.5</fabric8.kubernetes-client.version>
+        <fabric8.kubernetes-client.version>4.6.2</fabric8.kubernetes-client.version>
         <felix.bundlerepository.version>2.0.10</felix.bundlerepository.version>
         <felix.utils.version>1.11.0</felix.utils.version>
         <felix.webconsole.version>4.2.14</felix.webconsole.version>
-        <hazelcast.version>3.9.4</hazelcast.version>
+        <hazelcast.version>3.12.4</hazelcast.version>
         <jclouds.version>1.9.1</jclouds.version>
         <joda-time.version>2.10</joda-time.version>
         <junit.version>4.12</junit.version>
-        <karaf.version>4.2.1</karaf.version>
+        <karaf.version>4.2.7</karaf.version>
         <osgi.version>6.0.0</osgi.version>
         <osgi.compendium.version>5.0.0</osgi.compendium.version>
         <slf4j.version>1.7.7</slf4j.version>