MAINT: Update README and LICENSE (#39)

LICENSE

@@ -1,10 +1,16 @@
-No License
+MIT License
 
-Copyright (c) 2022 Nicolas Tessore
+Copyright (c) 2022 The GLASS Developers
 
-The code is currently in "early access" and does not come with a license for
-distribution by third parties.  However, it can be freely installed and used.
-After early access, the code will be licensed under the MIT license.
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
 
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

README.md

@@ -0,0 +1,35 @@
+
+**GLASS**: Generator for Large Scale Structure
+==============================================
+
+[![Gitter](https://badges.gitter.im/glass-dev/glass.svg)](https://gitter.im/glass-dev/glass)
+[![Documentation](https://readthedocs.org/projects/glass/badge/?version=latest)](https://glass.readthedocs.io/en/latest/)
+
+This is the core library for GLASS, the Generator for Large Scale Structure.
+For more information, see the full [documentation].  There are a number of
+[examples] to get you started.
+
+
+Installation
+------------
+
+Releases of the code can be installed with pip as usual:
+
+    pip install glass
+
+If you are interested in the latest version of the code, you can pip-install
+this repository:
+
+    pip install git+https://github.com/glass-dev/glass.git
+
+
+Citation
+--------
+
+If you use GLASS simulations or the GLASS library in your research, please cite
+the original paper.
+
+
+[documentation]: https://glass.readthedocs.io/
+[examples]: https://glass.readthedocs.io/projects/examples/
+[glass-camb]: https://github.com/glass-dev/glass-camb/

setup.cfg

@@ -4,7 +4,7 @@ version = 2023.1
 maintainer = Nicolas Tessore
 maintainer_email = [email protected]
 description = Generator for Large Scale Structure
-long_description = file: README.rst
+long_description = file: README.md
 long_description_content_type = text/x-rst
 license = MIT
 license_file = LICENSE