Update README.md

reinzor · web-flow · commit 08a3d2b1f678 · 2016-07-25T18:29:52.000+02:00
diff --git a/README.md b/README.md
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 # libcan-encode-decode
+
+[![Build Status](https://travis-ci.org/reinzor/libcan-encode-decode.svg?branch=master)](https://travis-ci.org/reinzor/libcan-encode-decode)
+
 C++ functions for encoding and decoding CAN frames ( uint8_t[8] )
 
 ## Usage
