added circle ci badge
# Odo - OpenShift Do
-[![Build Status](https://travis-ci.org/redhat-developer/odo.svg?branch=master)](https://travis-ci.org/redhat-developer/odo) [![codecov](https://codecov.io/gh/redhat-developer/odo/branch/master/graph/badge.svg)](https://codecov.io/gh/redhat-developer/odo)
+[![Build Status](https://travis-ci.org/redhat-developer/odo.svg?branch=master)](https://travis-ci.org/redhat-developer/odo) [![CircleCI](https://circleci.com/gh/redhat-developer/odo/tree/master.svg?style=svg)](https://circleci.com/gh/redhat-developer/odo/tree/master) [![codecov](https://codecov.io/gh/redhat-developer/odo/branch/master/graph/badge.svg)](https://codecov.io/gh/redhat-developer/odo)
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