update readme

- remove outdated badges, add new one
- move installation block to top of readme

Author: jacobbridges

README.rst

@@ -1,13 +1,6 @@
 Fn.py: enjoy FP in Python
 =========================
 
-.. image:: https://badges.gitter.im/fnpy/fn.py.svg
-   :alt: Join the chat at https://gitter.im/fnpy/fn.py
-   :target: https://gitter.im/fnpy/fn.py?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge
-
-.. image:: https://travis-ci.org/fnpy/fn.py.svg?branch=master
-    :target: https://travis-ci.org/fnpy/fn.py
-
 .. image:: https://img.shields.io/pypi/v/fn.py
     :alt: PyPI
     :target: https://pypi.org/project/fn.py
@@ -16,6 +9,27 @@ Fn.py: enjoy FP in Python
     :alt: PyPI - Downloads
     :target: https://pypi.org/project/fn.py
 
+.. image:: https://img.shields.io/github/discussions/fnpy/fn.py
+    :alt: Github Discussions
+    :target: https://github.com/fnpy/fn.py/discussions
+
+Installation
+------------
+
+To install ``fn.py``, simply::
+
+    $ pip install fn.py
+
+You can also build library from source
+
+::
+
+    $ git clone https://github.com/fnpy/fn.py.git
+    $ pip install -e fn.py
+
+What is it?
+-----------
+
 Despite the fact that Python is not a pure-functional programming language, it
 is multi-paradigm and gives you enough freedom to take advantage of a functional
 approach.  There are theoretical and practical advantages to the functional
@@ -442,20 +456,6 @@ Use ``or_call`` for more complex alternatives, for example::
     )
 
 
-Installation
-------------
-
-To install ``fn.py``, simply::
-
-    $ pip install fn.py
-
-You can also build library from source
-
-::
-
-    $ git clone https://github.com/fnpy/fn.py.git
-    $ pip install -e fn.py
-
 Work in progress
 ----------------