speed up travis tests by caching the node_modules folder - should shave off 23 second...

diff --git a/.travis.yml b/.travis.yml
index f87fdf1f208b6d5bb9c376b522983bfc0e5daf8a..5ea821fc8768353d96e804a819e4d7d2fcb99063 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,3 +12,7 @@ before_install:
     # Start a display server where all graphical operations happens in memory
     - export DISPLAY=:99.0
     - sh -e /etc/init.d/xvfb start
+cache:
+  directories:
+    - node_modules
+