chore(): remove duplicate cache declaration

devversion · jelbourn · commit f90ca009cc6d · 2016-03-07T14:33:30.000-08:00
The `.travis.yml` is currently containg two cache sections, but there is only need of one. Closes #132
diff --git a/.travis.yml b/.travis.yml
@@ -7,10 +7,6 @@ sudo: false
 node_js:
   - '4.2.3'
 
-cache:
-  directories:
-    - $HOME/.pub-cache
-
 env:
   global:
   - LOGS_DIR=/tmp/angular-material2-build/logs
