message: Set Travis coverage node version to 13
diff: @@ -10,7 +10,7 @@ node_js: [
  script: | # this has to be used, otherwise it executes the tests twice (because of "default build script")
  npm run mocha-ci
  if [ $? -ne 0 ]; then exit 1; fi # this is added because sometimes it fails and exists with 0 in travis
  - if [ $TRAVIS_NODE_VERSION == "12" ]; then echo "Running Coverage" && npm run coverage; fi
  + if [ $TRAVIS_NODE_VERSION == "13" ]; then echo "Running Coverage" && npm run coverage; fi
  stages:
  - compile
  - test
  @@ -19,7 +19,7 @@ jobs:
  include:
  - name: 'Test Compile Ability'
  stage: compile
  - node_js: 10 # use version 10, because that speeds up the task, because travis's default is v10
  + node_js: 13 # use latest version
  script: |
  (npm audit || exit 0)
  npm run buildtests # build tests too to check if errors from tsc are present
  