Adapt Jenkinsfile to multi-module architecture

Jenkinsfile

@@ -17,7 +17,7 @@ pipeline {
 			}
 			post {
 				always {
-					junit 'target/surefire-reports/*.xml'
+					junit '*/target/surefire-reports/*.xml'
 				}
 			}
 		}
@@ -34,7 +34,7 @@ pipeline {
 	}
 	post {
 		success {
-			archiveArtifacts artifacts: 'target/undo-redo-*.jar'
+			archiveArtifacts artifacts: '*/target/undo-redo-*.jar'
 		}
 	}
 }