Merge remote-tracking branch 'remotes/origin/develop'
diff --git a/Jenkinsfile b/Jenkinsfile
index 5285bd0..631eea7 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -38,7 +38,7 @@
 			}
 		}
 		
-		stage("Publish Checkstyle & PMD & Findbugs Results"){
+		stage("build documentation"){
 			steps {
 				sh 'mvn -f dev/pom.xml -B clean install site -DskipTests'
 			}
diff --git a/dev/adapter/pom.xml b/dev/adapter/pom.xml
index ea76220..beaf9d9 100644
--- a/dev/adapter/pom.xml
+++ b/dev/adapter/pom.xml
@@ -5,7 +5,7 @@
 
     <groupId>org.eclipse.openk.domain.dynamic-topology</groupId>
     <artifactId>dynamic-topology-adapter</artifactId>
-    <version>2.21.0-SNAPSHOT</version>
+    <version>2.20.0</version>
     <packaging>jar</packaging>
 
     <name>${project.groupId}.${project.artifactId}</name>
@@ -22,7 +22,7 @@
         <dependency>
             <groupId>org.eclipse.openk.domain.dynamic-topology</groupId>
             <artifactId>dynamic-topology-logic</artifactId>
-            <version>2.21.0-SNAPSHOT</version>
+            <version>2.20.0</version>
         </dependency>
         <dependency>
             <groupId>org.eclipse.openk.domain.static-topology</groupId>
diff --git a/dev/core/pom.xml b/dev/core/pom.xml
index dfbf351..e8dd1f8 100644
--- a/dev/core/pom.xml
+++ b/dev/core/pom.xml
@@ -5,7 +5,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.eclipse.openk.domain.dynamic-topology</groupId>
   <artifactId>dynamic-topology-core</artifactId>
-  <version>2.21.0-SNAPSHOT</version>
+  <version>2.20.0</version>
 
   <name>${project.groupId}.${project.artifactId}</name>
 
diff --git a/dev/infrastructure/pom.xml b/dev/infrastructure/pom.xml
index fbe2303..24515f5 100644
--- a/dev/infrastructure/pom.xml
+++ b/dev/infrastructure/pom.xml
@@ -5,7 +5,7 @@
 
     <groupId>org.eclipse.openk.domain.dynamic-topology</groupId>
     <artifactId>dynamic-topology-infrastructure</artifactId>
-    <version>2.21.0-SNAPSHOT</version>
+    <version>2.20.0</version>
 
     <name>${project.groupId}.${project.artifactId}</name>
 
@@ -25,7 +25,7 @@
         <dependency>
             <groupId>org.eclipse.openk.domain.dynamic-topology</groupId>
             <artifactId>dynamic-topology-adapter</artifactId>
-            <version>2.21.0-SNAPSHOT</version>
+            <version>2.20.0</version>
         </dependency>
         <dependency>
             <groupId>org.eclipse.openk.service</groupId>
diff --git a/dev/logic/pom.xml b/dev/logic/pom.xml
index 51eea8b..15a06fd 100644
--- a/dev/logic/pom.xml
+++ b/dev/logic/pom.xml
@@ -5,7 +5,7 @@
 
     <groupId>org.eclipse.openk.domain.dynamic-topology</groupId>
     <artifactId>dynamic-topology-logic</artifactId>
-    <version>2.21.0-SNAPSHOT</version>
+    <version>2.20.0</version>
 
     <name>${project.groupId}.${project.artifactId}</name>
 
@@ -21,7 +21,7 @@
         <dependency>
             <groupId>org.eclipse.openk.domain.dynamic-topology</groupId>
             <artifactId>dynamic-topology-model</artifactId>
-            <version>2.21.0-SNAPSHOT</version>
+            <version>2.20.0</version>
         </dependency>
         <dependency>
             <groupId>org.eclipse.openk.domain.static-topology</groupId>
diff --git a/dev/model/pom.xml b/dev/model/pom.xml
index 1f0ae1a..8ed708c 100644
--- a/dev/model/pom.xml
+++ b/dev/model/pom.xml
@@ -4,7 +4,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.eclipse.openk.domain.dynamic-topology</groupId>
 	<artifactId>dynamic-topology-model</artifactId>
-	<version>2.21.0-SNAPSHOT</version>
+	<version>2.20.0</version>
 
 	<name>${project.groupId}.${project.artifactId}</name>
 
@@ -20,7 +20,7 @@
 		<dependency>
 			<groupId>org.eclipse.openk.domain.dynamic-topology</groupId>
 			<artifactId>dynamic-topology-core</artifactId>
-			<version>2.21.0-SNAPSHOT</version>
+			<version>2.20.0</version>
 		</dependency>
 	</dependencies>
 
diff --git a/dev/pom.xml b/dev/pom.xml
index 0d3ecf2..aa1e29f 100644
--- a/dev/pom.xml
+++ b/dev/pom.xml
@@ -6,7 +6,7 @@
 
   <groupId>org.eclipse.openk.domain.dynamic-topology</groupId>
   <artifactId>dynamic-topology</artifactId>
-  <version>2.21.0-SNAPSHOT</version>
+  <version>2.20.0</version>
 
   <packaging>pom</packaging>
 
diff --git a/dev/service/pom.xml b/dev/service/pom.xml
index 9152304..3b34950 100644
--- a/dev/service/pom.xml
+++ b/dev/service/pom.xml
@@ -5,7 +5,7 @@
 
     <groupId>org.eclipse.openk.domain.dynamic-topology</groupId>
     <artifactId>dynamic-topology-service</artifactId>
-    <version>2.21.0-SNAPSHOT</version>
+    <version>2.20.0</version>
 
     <name>${project.groupId}.${project.artifactId}</name>
 
@@ -21,7 +21,7 @@
         <dependency>
             <groupId>org.eclipse.openk.domain.dynamic-topology</groupId>
             <artifactId>dynamic-topology-infrastructure</artifactId>
-            <version>2.21.0-SNAPSHOT</version>
+            <version>2.20.0</version>
         </dependency>
         <dependency>
             <groupId>org.eclipse.openk.domain.measurement</groupId>