Add .travis.yml config and badge.

.travis.yml

@@ -0,0 +1,16 @@
+sudo: false
+language: go
+go:
+  - 1.6
+  - tip
+matrix:
+  allow_failures:
+    - go: tip
+  fast_finish: true
+install:
+  - # Do nothing. This is needed to prevent default install action "go get -t -v ./..." from happening here (we want it to happen inside script step).
+script:
+  - go get -t -v ./...
+  - diff -u <(echo -n) <(gofmt -d -s .)
+  - go tool vet .
+  - go test -v -race ./...

README.md

@@ -1,6 +1,8 @@
 httpcache
 =========
 
+[![Build Status](https://travis-ci.org/gregjones/httpcache.svg?branch=master)](https://travis-ci.org/gregjones/httpcache)
+
 A Transport for Go's http.Client that will cache responses according to the HTTP RFC
 
 Package httpcache provides a http.RoundTripper implementation that works as a mostly RFC-compliant cache for http responses.