message: update CI node.js version
diff: @@ -6,13 +6,13 @@ matrix:
  include:
  - node_js: "6"
  env: GRUNT_TASK=browsers_tests
  - - node_js: "7"
  + - node_js: "8"
  env: GRUNT_TASK=unit_tests
  - node_js: "6"
  env: GRUNT_TASK=unit_tests COVERAGE=true DEPLOY=true
  - node_js: "4"
  env: GRUNT_TASK=unit_tests
  - - node_js: "7"
  + - node_js: "8"
  env: GRUNT_TASK=node_integration_tests
  - node_js: "6"
  env: GRUNT_TASK=node_integration_tests
  