Drop travis support. Not working and not missed.

.travis.yml

@@ -1,5 +0,0 @@
-language: go
-
-go:
-  - 1.3
-  - tip

README.md

@@ -1,7 +1,5 @@
 # YAML support for the Go language
 
-[![Build Status](https://travis-ci.org/go-yaml/yaml.svg?branch=travis_ci_support)](https://travis-ci.org/go-yaml/yaml)
-
 Introduction
 ------------