Dump environment - try #1

.travis-support

@@ -1 +0,0 @@
-Subproject commit b8593e541ba9a11447fa9559a83e5f99097ca4d2

Jenkinsfile.groovy

@@ -3,6 +3,11 @@ final String mvn = "mvn --batch-mode --update-snapshots"
 pipeline {
     agent any
     stages {
+        stage('dump environment') {
+            steps {
+                sh 'set'
+            }
+        }
         stage('no SNAPSHOT in master') {
             // checks that the pom version is not a snapshot when the current branch is master
             // TODO: also check for SNAPSHOT when is a pull request with master as the target branch