Put badges horizontally.

Author: dpsanders

README.md

@@ -1,7 +1,6 @@
 # TreeView
 
 [![Build Status](https://travis-ci.org/dpsanders/TreeView.jl.svg?branch=master)](https://travis-ci.org/dpsanders/TreeView.jl)
-
 [![codecov.io](http://codecov.io/github/dpsanders/TreeView.jl/coverage.svg?branch=master)](http://codecov.io/github/dpsanders/TreeView.jl?branch=master)