Add Travis
diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..d87d465
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,7 @@
+language: go
+
+go:
+  - 1.0
+  - 1.1
+  - 1.2
+  - tip