Adding Travis-CI support

.travis.yml

diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..2fb68ca
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,6 @@
+language: go

+go:

+  - tip

+script:

+  - go test ./...

+  - go build

README.md

diff --git a/README.md b/README.md
index 276af7a..4162335 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 A FileSystem Abstraction System for Go
 
-[![Build Status](https://travis-ci.org/spf13/fs.png)](https://travis-ci.org/spf13/fs)
+[![Build Status](https://travis-ci.org/spf13/afero.png)](https://travis-ci.org/spf13/afero)
 
 ## Overview