install hugo on travis

.travis.yml

@@ -2,6 +2,14 @@
 os:
   - linux
 
+language: go
+
+go:
+  - master
+
+install:
+  - go get github.com/spf13/hugo
+
 # Install the apt prerequisites
 addons:
   apt:
@@ -10,7 +18,7 @@ addons:
 
 # Compile the site
 script:
-    - binaries/hugo
+  - hugo
 
 # Deploy the site - this hook comes from Travis integration
 deploy: