add travis caching

933f4575 · Jeromy · e4934f10 · 933f4575
Commit 933f4575 authored Feb 17, 2016 by Jeromy
--- a/.travis.yml
+++ b/.travis.yml
@@ -15,3 +15,7 @@ install: true
 script:
  - make deps
  - go test ./p2p/...
+
+cache:
+    directories:
+        - $GOPATH/src/gx