add 1.5 to readme

diff --git a/README.md b/README.md
index 5e1cbab5bb9beb7791f4166b79e5fbea87187d34..e032171b97c914d158f69963b31201562236a69f 100644 (file)
--- a/README.md
+++ b/README.md
@@ -4,6 +4,8 @@ RRDtool - Round Robin Database Tool
 RRDTool 1.x master build status: [![Build Status](https://travis-ci.org/oetiker/rrdtool-1.x.png?branch=master)](https://travis-ci.org/oetiker/rrdtool-1.x)
 test coverage [![Coverage Status](https://coveralls.io/repos/oetiker/rrdtool-1.x/badge.png?branch=master)](https://coveralls.io/r/oetiker/rrdtool-1.x?branch=master)
 
+RRDtool 1.5.x build status: [![Build Status](https://travis-ci.org/oetiker/rrdtool-1.x.png?branch=1.5)](https://travis-ci.org/oetiker/rrdtool-1.x)
+
 RRDtool 1.4.x build status: [![Build Status](https://travis-ci.org/oetiker/rrdtool-1.x.png?branch=1.4)](https://travis-ci.org/oetiker/rrdtool-1.x)
 
 RRDtool is a little program for easily maintaining a database of time-series