message: appveyor: status of to master branch
diff: @@ -9,7 +9,7 @@ Current Build Status
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  - Linux and OSX: [![Build Status](https://travis-ci.com/opcm/pcm.svg?branch=master)](https://travis-ci.com/opcm/pcm)
  -- Windows: [![Build status](https://ci.appveyor.com/api/projects/status/0ytkojay9r0o6sxy?svg=true)](https://ci.appveyor.com/project/opcm/pcm)
  +- Windows: [![Build status](https://ci.appveyor.com/api/projects/status/github/opcm/pcm?branch=master&svg=true)](https://ci.appveyor.com/project/opcm/pcm)
  - FreeBSD: [![Build Status](https://api.cirrus-ci.com/github/opcm/pcm.svg)](https://cirrus-ci.com/github/opcm/pcm)
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