Update badges to use master branch

README.md

@@ -8,10 +8,10 @@ open62541 is licensed under the Mozilla Public License v2.0. So the *open62541 l
 The library is [available](https://github.com/open62541/open62541/releases) in standard source and binary form. In addition, the single-file source distribution merges the entire library into a single .c and .h file that can be easily added to existing projects. Example server and client implementations can be found in the [/examples](examples/) directory or further down on this page.
 
 [![Ohloh Project Status](https://www.ohloh.net/p/open62541/widgets/project_thin_badge.gif)](https://www.ohloh.net/p/open62541)
-[![Build Status](https://img.shields.io/travis/open62541/open62541/0.2.svg)](https://travis-ci.org/open62541/open62541)
-[![MSVS build status](https://img.shields.io/appveyor/ci/open62541/open62541/0.2.svg)](https://ci.appveyor.com/project/open62541/open62541/branch/0.2)
+[![Build Status](https://img.shields.io/travis/open62541/open62541/master.svg)](https://travis-ci.org/open62541/open62541)
+[![MSVS build status](https://img.shields.io/appveyor/ci/open62541/open62541/master.svg)](https://ci.appveyor.com/project/open62541/open62541/branch/master)
 [![Coverity Scan Build Status](https://img.shields.io/coverity/scan/12248.svg)](https://scan.coverity.com/projects/open62541-open62541)
-[![Coverage Status](https://img.shields.io/coveralls/open62541/open62541/0.2.svg)](https://coveralls.io/r/open62541/open62541?branch=0.2)
+[![Coverage Status](https://img.shields.io/coveralls/open62541/open62541/master.svg)](https://coveralls.io/r/open62541/open62541?branch=master)
 [![Overall Downloads](https://img.shields.io/github/downloads/open62541/open62541/total.svg)](https://github.com/open62541/open62541/releases)
 
 ### Features