README: switch to .md and add Windows build shields

README.md

@@ -1,12 +1,27 @@
-Magics
-======
-Magics is the latest generation of the ECMWF's meteorological plotting software and can be either accessed directly through its Python.
 
-Project home: https://software.ecmwf.int/magics
+Magics++ README
+===============
 
-To learn how to use it, have a look at our [notebook examples](https://github.com/ecmwf/notebook-examples/tree/master/visualisation)
+[![Windows: master](https://img.shields.io/appveyor/ci/ecmwf/magics/master.svg?label=windows-master)](https://ci.appveyor.com/project/ecmwf/magics/branch/master)
+[![Windows: develop](https://img.shields.io/appveyor/ci/ecmwf/magics/develop.svg?label=windows-dev)](https://ci.appveyor.com/project/ecmwf/magics/branch/develop)
 
-Requirements
+Getting the source
+------------------
+
+The tarball of the source can be downloaded from 
+
+     https://software.ecmwf.int/magics/Releases
+
+
+Installation
 ------------
 
-- ecBuild (Magics can not be build without it)
+Please read the installation guide:
+
+  https://software.ecmwf.int/magics/Installation+Guide
+
+
+License
+----------
+
+Please read COPYING and LICENSE.