Fix versions in pom files

Change-Id: Ic441767b428618c3ec6209c4dfe83aea79186c22
Issue-ID: NONRTRIC-168
Signed-off-by: elinuxhenrik <henrik.b.andersson@est.tech>
diff --git a/webapp-backend/pom.xml b/webapp-backend/pom.xml
index 96ebb1d..0efb93e 100644
--- a/webapp-backend/pom.xml
+++ b/webapp-backend/pom.xml
@@ -35,11 +35,14 @@
     <artifactId>nonrtric-controlpanel-be</artifactId>
     <name>NonRT RIC Controlpanel Webapp backend</name>
     <properties>
+        <epsdk-fw.version>2.6.0</epsdk-fw.version>
         <springfox.version>2.9.2</springfox.version>
         <immutable.version>2.7.1</immutable.version>
         <apache-axis2.version>1.7.9</apache-axis2.version>
         <formatter-maven-plugin.version>2.8.1</formatter-maven-plugin.version>
         <spotless-maven-plugin.version>1.18.0</spotless-maven-plugin.version>
+        <jacoco-maven-plugin.version>0.8.5</jacoco-maven-plugin.version>
+        <docker-maven-plugin.version>0.33.0</docker-maven-plugin.version>
         <!-- Set by Jenkins -->
         <build.number>0</build.number>
     </properties>
@@ -55,7 +58,7 @@
         <dependency>
             <groupId>org.onap.portal.sdk</groupId>
             <artifactId>epsdk-fw</artifactId>
-            <version>2.6.0</version>
+            <version>${epsdk-fw.version}</version>
             <exclusions>
                 <exclusion>
                     <groupId>commons-logging</groupId>
@@ -270,7 +273,7 @@
             <plugin>
                 <groupId>org.jacoco</groupId>
                 <artifactId>jacoco-maven-plugin</artifactId>
-                <version>0.8.4</version>
+                <version>${jacoco-maven-plugin.version}</version>
                 <executions>
                     <execution>
                         <id>default-prepare-agent</id>
@@ -291,7 +294,7 @@
             <plugin>
                 <groupId>io.fabric8</groupId>
                 <artifactId>docker-maven-plugin</artifactId>
-                <version>0.30.0</version>
+                <version>${docker-maven-plugin.version}</version>
                 <configuration>
                     <verbose>true</verbose>
                     <!-- environment variables supplied by Jenkins -->