readme: add circleci badge

paulirish · paulirish · commit b8cb727d3d2d · 2016-02-12T17:49:15.000-08:00
diff --git a/readme.md b/readme.md
@@ -1,4 +1,4 @@
-# diff-so-fancy
+# diff-so-fancy  [![Circle CI build](https://circleci.com/gh/stevemao/diff-so-fancy.svg?style=svg)](https://circleci.com/gh/stevemao/diff-so-fancy)
 
 diff-so-fancy builds on the good-lookin' output of [git contrib](https://github.com/git/git/tree/master/contrib)'s [diff-highlight](https://github.com/git/git/tree/master/contrib/diff-highlight) to upgrade
 your diffs' appearances.

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-# diff-so-fancy`
	`1`	`+# diff-so-fancy [![Circle CI build](https://circleci.com/gh/stevemao/diff-so-fancy.svg?style=svg)](https://circleci.com/gh/stevemao/diff-so-fancy)`
`2`	`2`
`3`	`3`	`diff-so-fancy builds on the good-lookin' output of [git contrib](https://github.com/git/git/tree/master/contrib)'s [diff-highlight](https://github.com/git/git/tree/master/contrib/diff-highlight) to upgrade`
`4`	`4`	`your diffs' appearances.`