diff --git a/jackson-annotations/pom.xml b/jackson-annotations/pom.xml
index 4da0522a5b..559ef5709b 100644
--- a/jackson-annotations/pom.xml
+++ b/jackson-annotations/pom.xml
@@ -88,28 +88,28 @@
         <dependency>
             <groupId>io.rest-assured</groupId>
             <artifactId>rest-assured</artifactId>
-            <version>3.0.1</version>
+            <version>${rest-assured.version}</version>
             <scope>test</scope>
         </dependency>
 
         <dependency>
             <groupId>io.rest-assured</groupId>
             <artifactId>json-schema-validator</artifactId>
-            <version>3.0.0</version>
+            <version>${rest-assured.version}</version>
             <scope>test</scope>
         </dependency>
 
         <dependency>
             <groupId>io.rest-assured</groupId>
             <artifactId>json-path</artifactId>
-            <version>3.0.1</version>
+            <version>${rest-assured.version}</version>
             <scope>test</scope>
         </dependency>
 
         <dependency>
             <groupId>com.github.fge</groupId>
             <artifactId>json-schema-validator</artifactId>
-            <version>2.2.6</version>
+            <version>${json-schema-validator.version}</version>
             <scope>test</scope>
         </dependency>
 
@@ -123,7 +123,7 @@
         <dependency>
             <groupId>org.assertj</groupId>
             <artifactId>assertj-core</artifactId>
-            <version>3.6.1</version>
+            <version>${assertj.version}</version>
             <scope>test</scope>
         </dependency>
 
@@ -187,11 +187,6 @@
     </build>
 
     <properties>
-
-        <!-- persistence -->
-        <hibernate.version>4.3.11.Final</hibernate.version>
-        <mysql-connector-java.version>5.1.38</mysql-connector-java.version>
-
         <!-- marshalling -->
         <jackson.version>2.8.5</jackson.version>
 
@@ -200,7 +195,6 @@
         <logback.version>1.1.7</logback.version>
 
         <!-- various -->
-        <hibernate-validator.version>5.1.3.Final</hibernate-validator.version>
         <joda-time.version>2.9.6</joda-time.version>
         <gson.version>2.8.0</gson.version>
         <commons-collections4.version>4.1</commons-collections4.version>
@@ -211,21 +205,14 @@
         <commons-io.version>2.5</commons-io.version>
 
         <!-- testing -->
-        <org.hamcrest.version>1.3</org.hamcrest.version>
         <junit.version>4.12</junit.version>
-        <mockito.version>2.2.26</mockito.version>
-
-        <httpcore.version>4.4.1</httpcore.version>
-        <httpclient.version>4.5</httpclient.version>
-
-        <rest-assured.version>2.9.0</rest-assured.version>
+        <rest-assured.version>3.0.1</rest-assured.version>
+        <json-schema-validator.version>2.2.6</json-schema-validator.version>
+        <assertj.version>3.6.1</assertj.version>
 
         <!-- maven plugins -->
-        <maven-compiler-plugin.version>3.5.1</maven-compiler-plugin.version>
-        <maven-war-plugin.version>2.6</maven-war-plugin.version>
+        <maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
         <maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>
-        <maven-resources-plugin.version>2.7</maven-resources-plugin.version>
-        <cargo-maven2-plugin.version>1.4.18</cargo-maven2-plugin.version>
 
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <maven-compiler-plugin.source>1.8</maven-compiler-plugin.source>
diff --git a/jackson/pom.xml b/jackson/pom.xml
index e795ad11a2..9996af10f2 100644
--- a/jackson/pom.xml
+++ b/jackson/pom.xml
@@ -20,19 +20,19 @@
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
-            <version>2.4</version>
+            <version>${commons-io.version}</version>
         </dependency>
         <!--jackson for xml-->
         <dependency>
             <groupId>com.fasterxml.jackson.dataformat</groupId>
             <artifactId>jackson-dataformat-xml</artifactId>
-            <version>2.7.4</version>
+            <version>${jackson.version}</version>
         </dependency>
 
         <dependency>
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-collections4</artifactId>
-            <version>4.0</version>
+            <version>${commons-collections4.version}</version>
         </dependency>
 
         <dependency>
@@ -41,8 +41,6 @@
             <version>${commons-lang3.version}</version>
         </dependency>
 
-        <!-- web -->
-
         <!-- marshalling -->
 
         <dependency>
@@ -66,19 +64,19 @@
         <dependency>
             <groupId>com.fasterxml.jackson.module</groupId>
             <artifactId>jackson-module-jsonSchema</artifactId>
-            <version>2.7.2</version>
+            <version>${jackson.version}</version>
         </dependency>
 
         <dependency>
             <groupId>joda-time</groupId>
             <artifactId>joda-time</artifactId>
-            <version>2.9.2</version>
+            <version>${joda-time.version}</version>
         </dependency>
 
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.6.2</version>
+            <version>${gson.version}</version>
         </dependency>
 
         <!-- test scoped -->
@@ -169,40 +167,30 @@
     </build>
 
     <properties>
-        <!-- persistence -->
-        <hibernate.version>4.3.11.Final</hibernate.version>
-        <mysql-connector-java.version>5.1.38</mysql-connector-java.version>
-
         <!-- marshalling -->
-        <jackson.version>2.7.8</jackson.version>
+        <jackson.version>2.8.5</jackson.version>
 
         <!-- logging -->
-        <org.slf4j.version>1.7.13</org.slf4j.version>
-        <logback.version>1.1.3</logback.version>
-
-        <!-- various -->
-        <hibernate-validator.version>5.1.3.Final</hibernate-validator.version>
+        <org.slf4j.version>1.7.21</org.slf4j.version>
+        <logback.version>1.1.7</logback.version>
 
         <!-- util -->
         <guava.version>19.0</guava.version>
-        <commons-lang3.version>3.4</commons-lang3.version>
+        <commons-lang3.version>3.5</commons-lang3.version>
+        <commons-io.version>2.5</commons-io.version>        
+        <joda-time.version>2.9.6</joda-time.version>
+        <gson.version>2.8.0</gson.version>
+        <commons-collections4.version>4.1</commons-collections4.version>
 
         <!-- testing -->
         <org.hamcrest.version>1.3</org.hamcrest.version>
         <junit.version>4.12</junit.version>
         <mockito.version>1.10.19</mockito.version>
-
-        <httpcore.version>4.4.1</httpcore.version>
-        <httpclient.version>4.5</httpclient.version>
-
         <rest-assured.version>2.9.0</rest-assured.version>
 
         <!-- maven plugins -->
-        <maven-compiler-plugin.version>3.5.1</maven-compiler-plugin.version>
-        <maven-war-plugin.version>2.6</maven-war-plugin.version>
+        <maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
         <maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>
-        <maven-resources-plugin.version>2.7</maven-resources-plugin.version>
-        <cargo-maven2-plugin.version>1.4.18</cargo-maven2-plugin.version>
 
     </properties>
 
diff --git a/java-cassandra/pom.xml b/java-cassandra/pom.xml
index 92d3a8ede6..5796043b95 100644
--- a/java-cassandra/pom.xml
+++ b/java-cassandra/pom.xml
@@ -20,7 +20,7 @@
         <dependency>
             <groupId>org.cassandraunit</groupId>
             <artifactId>cassandra-unit</artifactId>
-            <version>3.0.0.1</version>
+            <version>${cassandra-unit.version}</version>
         </dependency>
 
         <!-- This guava version is required for cassandra-unit 3.0.0.1 -->
@@ -135,18 +135,15 @@
         <logback.version>1.1.7</logback.version>
 
         <!-- testing -->
-        <org.hamcrest.version>1.3</org.hamcrest.version>
         <junit.version>4.12</junit.version>
-        <mockito.version>1.10.19</mockito.version>
-        <testng.version>6.8</testng.version>
-        <assertj.version>3.5.1</assertj.version>
 
         <!-- maven plugins -->
-        <maven-compiler-plugin.version>3.5.1</maven-compiler-plugin.version>
+        <maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
         <maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>
 
         <!-- Cassandra -->
-        <cassandra-driver-core.version>3.1.0</cassandra-driver-core.version>
+        <cassandra-driver-core.version>3.1.2</cassandra-driver-core.version>
+        <cassandra-unit.version>3.1.1.0</cassandra-unit.version>
     </properties>
 
 </project>
diff --git a/javaxval/pom.xml b/javaxval/pom.xml
index 493119d92e..1503ca49a6 100644
--- a/javaxval/pom.xml
+++ b/javaxval/pom.xml
@@ -4,42 +4,50 @@
     <artifactId>javaxval</artifactId>
     <version>0.1-SNAPSHOT</version>
 
+    <properties>
+        <junit.version>4.12</junit.version>
+        <validation-api.version>1.1.0.Final</validation-api.version>
+        <hibernate-validator.version>5.3.4.Final</hibernate-validator.version>
+        <javax.el-api.version>3.0.0</javax.el-api.version>
+        <javax.el.version>2.2.6</javax.el.version>
+    </properties>
+    
     <dependencies>
 
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.12</version>
+            <version>${junit.version}</version>
         </dependency>
 
         <dependency>
             <groupId>javax.validation</groupId>
             <artifactId>validation-api</artifactId>
-            <version>1.1.0.Final</version>
+            <version>${validation-api.version}</version>
         </dependency>
 
         <dependency>
             <groupId>org.hibernate</groupId>
             <artifactId>hibernate-validator</artifactId>
-            <version>5.2.1.Final</version>
+            <version>${hibernate-validator.version}</version>
         </dependency>
 
         <dependency>
             <groupId>org.hibernate</groupId>
             <artifactId>hibernate-validator-annotation-processor</artifactId>
-            <version>5.2.1.Final</version>
+            <version>${hibernate-validator.version}</version>
         </dependency>
 
         <dependency>
             <groupId>javax.el</groupId>
             <artifactId>javax.el-api</artifactId>
-            <version>2.2.4</version>
+            <version>${javax.el-api.version}</version>
         </dependency>
 
         <dependency>
             <groupId>org.glassfish.web</groupId>
             <artifactId>javax.el</artifactId>
-            <version>2.2.4</version>
+            <version>${javax.el.version}</version>
         </dependency>
 
     </dependencies>
diff --git a/jaxb/pom.xml b/jaxb/pom.xml
index cce40c55d4..6c36956913 100644
--- a/jaxb/pom.xml
+++ b/jaxb/pom.xml
@@ -23,7 +23,7 @@
         <dependency>
             <groupId>com.sun.istack</groupId>
             <artifactId>istack-commons-runtime</artifactId>
-            <version>3.0.2</version>
+            <version>${istack.version}</version>
         </dependency>
 
         <dependency>
@@ -60,7 +60,7 @@
                 <plugin>
                     <groupId>org.eclipse.m2e</groupId>
                     <artifactId>lifecycle-mapping</artifactId>
-                    <version>1.0.0</version>
+                    <version>${lifecycle-mapping.version}</version>
                     <configuration>
                         <lifecycleMappingMetadata>
                             <pluginExecutions>
@@ -158,12 +158,15 @@
         <!-- jaxb -->
         <jaxb.version>2.2.11</jaxb.version>
 
+        <istack.version>3.0.2</istack.version>
+        
         <!-- logging -->
         <org.slf4j.version>1.7.21</org.slf4j.version>
         <logback.version>1.1.7</logback.version>
 
         <!-- maven plugins -->
-        <maven-compiler-plugin.version>3.5.1</maven-compiler-plugin.version>
+        <lifecycle-mapping.version>1.0.0</lifecycle-mapping.version>
+        <maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
         <jaxb2-maven-plugin.version>2.3</jaxb2-maven-plugin.version>
     </properties>
 
diff --git a/jee7/pom.xml b/jee7/pom.xml
index 627b8723e3..ebe9b6aee9 100644
--- a/jee7/pom.xml
+++ b/jee7/pom.xml
@@ -12,12 +12,21 @@
       <java.min.version>1.7</java.min.version>
       <maven.min.version>3.0.0</maven.min.version>
 
-      <version.junit>4.11</version.junit>
-      <version.javaee_api>7.0</version.javaee_api>
-
-      <version.arquillian_core>1.1.4.Final</version.arquillian_core>
-
-      <version.wildfly>8.0.0.Final</version.wildfly>
+      <junit.version>4.12</junit.version>
+      <javaee_api.version>7.0</javaee_api.version>
+      <arquillian_core.version>1.1.11.Final</arquillian_core.version>
+      <wildfly.version>8.2.1.Final</wildfly.version>
+      <awaitility.version>1.7.0</awaitility.version>
+      <undertow-websockets-jsr.version>1.4.6.Final</undertow-websockets-jsr.version>
+      <resteasy.version>3.0.19.Final</resteasy.version>
+      <glassfish-embedded-all.version>4.1.1</glassfish-embedded-all.version>
+      <javax.json.version>1.0.4</javax.json.version>
+      <tyrus.version>1.13</tyrus.version>
+      <jersey.version>2.25</jersey.version>
+      <arquillian-glassfish.version>1.0.0.Final</arquillian-glassfish.version>
+      
+      <maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
+      <maven-war-plugin.version>2.6</maven-war-plugin.version>
    </properties>
 
    <prerequisites>
@@ -29,7 +38,7 @@
          <dependency>
             <groupId>org.jboss.arquillian</groupId>
             <artifactId>arquillian-bom</artifactId>
-            <version>${version.arquillian_core}</version>
+            <version>${arquillian_core.version}</version>
             <scope>import</scope>
             <type>pom</type>
          </dependency>
@@ -40,14 +49,14 @@
       <dependency>
          <groupId>javax</groupId>
          <artifactId>javaee-api</artifactId>
-         <version>${version.javaee_api}</version>
+         <version>${javaee_api.version}</version>
          <scope>provided</scope>
       </dependency>
 
       <dependency>
          <groupId>junit</groupId>
          <artifactId>junit</artifactId>
-         <version>${version.junit}</version>
+         <version>${junit.version}</version>
          <scope>test</scope>
       </dependency>
       <dependency>
@@ -58,7 +67,7 @@
       <dependency>
          <groupId>com.jayway.awaitility</groupId>
          <artifactId>awaitility</artifactId>
-         <version>1.6.0</version>
+         <version>${awaitility.version}</version>
          <scope>test</scope>
       </dependency>
 
@@ -82,7 +91,7 @@
          <plugin>
             <groupId>org.apache.maven.plugins</groupId>
             <artifactId>maven-compiler-plugin</artifactId>
-            <version>3.1</version>
+            <version>${maven-compiler-plugin.version}</version>
             <configuration>
                <source>${java.min.version}</source>
                <target>${java.min.version}</target>
@@ -91,7 +100,7 @@
          <plugin>
             <groupId>org.apache.maven.plugins</groupId>
             <artifactId>maven-war-plugin</artifactId>
-            <version>2.1.1</version>
+            <version>${maven-war-plugin.version}</version>
             <configuration>
                <failOnMissingWebXml>false</failOnMissingWebXml>
             </configuration>
@@ -114,31 +123,31 @@
             <dependency>
                <groupId>io.undertow</groupId>
                <artifactId>undertow-websockets-jsr</artifactId>
-               <version>1.0.0.Beta25</version>
+               <version>${undertow-websockets-jsr.version}</version>
                <scope>test</scope>
             </dependency>
             <dependency>
                <groupId>org.jboss.resteasy</groupId>
                <artifactId>resteasy-client</artifactId>
-               <version>3.0.5.Final</version>
+               <version>${resteasy.version}</version>
                <scope>test</scope>
             </dependency>
             <dependency>
                <groupId>org.jboss.resteasy</groupId>
                <artifactId>resteasy-jaxb-provider</artifactId>
-               <version>3.0.5.Final</version>
+               <version>${resteasy.version}</version>
                <scope>test</scope>
             </dependency>
             <dependency>
                <groupId>org.jboss.resteasy</groupId>
                <artifactId>resteasy-json-p-provider</artifactId>
-               <version>3.0.5.Final</version>
+               <version>${resteasy.version}</version>
                <scope>test</scope>
             </dependency>
             <dependency>
                <groupId>org.wildfly</groupId>
                <artifactId>wildfly-arquillian-container-managed</artifactId>
-               <version>${version.wildfly}</version>
+               <version>${wildfly.version}</version>
                <scope>test</scope>
             </dependency>
          </dependencies>
@@ -162,7 +171,7 @@
                               <artifactItem>
                                  <groupId>org.wildfly</groupId>
                                  <artifactId>wildfly-dist</artifactId>
-                                 <version>${version.wildfly}</version>
+                                 <version>${wildfly.version}</version>
                                  <type>zip</type>
                                  <overWrite>false</overWrite>
                                  <outputDirectory>${project.build.directory}</outputDirectory>
@@ -177,7 +186,7 @@
                   <version>2.17</version>
                   <configuration>
                      <environmentVariables>
-                        <JBOSS_HOME>${project.build.directory}/wildfly-${version.wildfly}</JBOSS_HOME>
+                        <JBOSS_HOME>${project.build.directory}/wildfly-${wildfly.version}</JBOSS_HOME>
                      </environmentVariables>
                   </configuration>
                </plugin>
@@ -190,31 +199,31 @@
             <dependency>
                <groupId>io.undertow</groupId>
                <artifactId>undertow-websockets-jsr</artifactId>
-               <version>1.0.0.Beta25</version>
+               <version>${undertow-websockets-jsr.version}</version>
                <scope>test</scope>
             </dependency>
             <dependency>
                <groupId>org.jboss.resteasy</groupId>
                <artifactId>resteasy-client</artifactId>
-               <version>3.0.5.Final</version>
+               <version>${resteasy.version}</version>
                <scope>test</scope>
             </dependency>
             <dependency>
                <groupId>org.jboss.resteasy</groupId>
                <artifactId>resteasy-jaxb-provider</artifactId>
-               <version>3.0.5.Final</version>
+               <version>${resteasy.version}</version>
                <scope>test</scope>
             </dependency>
             <dependency>
                <groupId>org.jboss.resteasy</groupId>
                <artifactId>resteasy-json-p-provider</artifactId>
-               <version>3.0.5.Final</version>
+               <version>${resteasy.version}</version>
                <scope>test</scope>
             </dependency>
             <dependency>
                <groupId>org.wildfly</groupId>
                <artifactId>wildfly-arquillian-container-remote</artifactId>
-               <version>${version.wildfly}</version>
+               <version>${wildfly.version}</version>
                <scope>test</scope>
             </dependency>
          </dependencies>
@@ -225,37 +234,37 @@
             <dependency>
                <groupId>org.glassfish.main.extras</groupId>
                <artifactId>glassfish-embedded-all</artifactId>
-               <version>4.0</version>
+               <version>${glassfish-embedded-all.version}</version>
                <scope>test</scope>
             </dependency>
             <dependency>
                <groupId>org.glassfish</groupId>
                <artifactId>javax.json</artifactId>
-               <version>1.0.4</version>
+               <version>${javax.json.version}</version>
                <scope>test</scope>
             </dependency>
             <dependency>
                <groupId>org.glassfish.tyrus</groupId>
                <artifactId>tyrus-client</artifactId>
-               <version>1.3</version>
+               <version>${tyrus.version}</version>
                <scope>test</scope>
             </dependency>
             <dependency>
                <groupId>org.glassfish.tyrus</groupId>
                <artifactId>tyrus-container-grizzly-client</artifactId>
-               <version>1.3</version>
+               <version>${tyrus.version}</version>
                <scope>test</scope>
             </dependency>
             <dependency>
                <groupId>org.glassfish.jersey.core</groupId>
                <artifactId>jersey-client</artifactId>
-               <version>2.4</version>
+               <version>${jersey.version}</version>
                <scope>test</scope>
             </dependency>
             <dependency>
                <groupId>org.jboss.arquillian.container</groupId>
                <artifactId>arquillian-glassfish-embedded-3.1</artifactId>
-               <version>1.0.0.CR4</version>
+               <version>${arquillian-glassfish.version}</version>
                <scope>test</scope>
             </dependency>
          </dependencies>
@@ -266,43 +275,43 @@
             <dependency>
                <groupId>org.glassfish</groupId>
                <artifactId>javax.json</artifactId>
-               <version>1.0.4</version>
+               <version>${javax.json.version}</version>
                <scope>test</scope>
             </dependency>
             <dependency>
                <groupId>org.glassfish.tyrus</groupId>
                <artifactId>tyrus-client</artifactId>
-               <version>1.3</version>
+               <version>${tyrus.version}</version>
                <scope>test</scope>
             </dependency>
             <dependency>
                <groupId>org.glassfish.tyrus</groupId>
                <artifactId>tyrus-container-grizzly-client</artifactId>
-               <version>1.3</version>
+               <version>${tyrus.version}</version>
                <scope>test</scope>
             </dependency>
             <dependency>
                <groupId>org.glassfish.jersey.core</groupId>
                <artifactId>jersey-client</artifactId>
-               <version>2.4</version>
+               <version>${jersey.version}</version>
                <scope>test</scope>
             </dependency>
             <dependency>
                <groupId>org.glassfish.jersey.media</groupId>
                <artifactId>jersey-media-json-jackson</artifactId>
-               <version>2.4</version>
+               <version>${jersey.version}</version>
                <scope>test</scope>
             </dependency>
             <dependency>
                <groupId>org.glassfish.jersey.media</groupId>
                <artifactId>jersey-media-json-processing</artifactId>
-               <version>2.4</version>
+               <version>${jersey.version}</version>
                <scope>test</scope>
             </dependency>
             <dependency>
                <groupId>org.jboss.arquillian.container</groupId>
                <artifactId>arquillian-glassfish-remote-3.1</artifactId>
-               <version>1.0.0.CR4</version>
+               <version>${arquillian-glassfish.version}</version>
                <scope>test</scope>
             </dependency>
          </dependencies>
diff --git a/jjwt/pom.xml b/jjwt/pom.xml
index d2a3f1cdd8..c1332fa2d7 100644
--- a/jjwt/pom.xml
+++ b/jjwt/pom.xml
@@ -14,13 +14,14 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>1.3.5.RELEASE</version>
+        <version>1.4.2.RELEASE</version>
         <relativePath/> <!-- lookup parent from repository -->
     </parent>
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <java.version>1.8</java.version>
+        <jjwt.version>0.7.0</jjwt.version>
     </properties>
 
     <dependencies>
@@ -48,7 +49,7 @@
         <dependency>
             <groupId>io.jsonwebtoken</groupId>
             <artifactId>jjwt</artifactId>
-            <version>0.6.0</version>
+            <version>${jjwt.version}</version>
         </dependency>
     </dependencies>
 
diff --git a/jpa-storedprocedure/pom.xml b/jpa-storedprocedure/pom.xml
index b5a2e8693c..797303dc29 100644
--- a/jpa-storedprocedure/pom.xml
+++ b/jpa-storedprocedure/pom.xml
@@ -9,8 +9,10 @@
 
     <properties>
         <jee.version>7.0</jee.version>
-        <hibernate.version>5.1.0.Final</hibernate.version>
-        <mysql.version>5.1.38</mysql.version>
+        <hibernate.version>5.2.5.Final</hibernate.version>
+        <mysql.version>6.0.5</mysql.version>
+        <junit.version>4.12</junit.version>
+        <commons-io.version>2.5</commons-io.version>
         <maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>        
     </properties>
 
@@ -69,7 +71,7 @@
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
-            <version>5.1.38</version>
+            <version>${mysql.version}</version>
         </dependency>
 
         <!-- Junit Library -->
@@ -77,13 +79,13 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.4</version>
+            <version>${junit.version}</version>
         </dependency>
 
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
-            <version>2.4</version>
+            <version>${commons-io.version}</version>
         </dependency>
 
     </dependencies>