Travis CI: Disable npm's progress bar for speedier install

See https://github.com/npm/npm/issues/11283

diff --git a/.travis.yml b/.travis.yml
index bf242a83695bbdd616d8fac56d394e2fd226516e..b57eb6c2606cc9edf7e602d164494126f0621916 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -27,6 +27,7 @@ cache:
     - vendor/bundle
 env:
   global:
+    - NPM_CONFIG_PROGRESS="false"
     - SAUCE_USERNAME="bootstrap"
     - secure: "pJkBwnuae9dKU5tEcCqccfS1QQw7/meEcfz63fM7ba7QJNjoA6BaXj08L5Z3Vb5vBmVPwBawxo5Hp0jC0r/Z/O0hGnAmz/Cz09L+cy7dSAZ9x4hvZePSja/UAusaB5ogMoO8l2b773MzgQeSmrLbExr9BWLeqEfjC2hFgdgHLaQ="
     - secure: "RKWpS+P20b4tG9tawzCMJSmQftoonmC7tJzyGYiHuEM1TcpHALLBcnzKlr/+DiPTfzDJWY4kS8pxfhK4uXOe8OHnhpMNub7LEWtFPePlZIervOJcsOydaQocTKqVVWD6OUubMeQmQ+tZmvmpjoJ1uPPEbFs9ciF7+dv3U5tLUZ0="