Update README badges for PyPI version and downloads

Removed duplicate badge entries for PyPI version and downloads, and added new badges for version and downloads.

Author: jacklowrie

README.md

@@ -4,12 +4,10 @@
 
 ![GitHub License](https://img.shields.io/github/license/jacklowrie/chordnet?logo=github)
 ![PyPI - Types](https://img.shields.io/pypi/types/chordnet?logo=pypi)
-
-![PyPI - Python Version](https://img.shields.io/pypi/pyversions/chordnet?logo=pypi)
-![PyPI - Implementation](https://img.shields.io/pypi/implementation/chordnet?logo=pypi)
-
 ![PyPI - Version](https://img.shields.io/pypi/v/chordnet?logo=pypi)
 ![PyPI - Downloads](https://img.shields.io/pypi/dm/chordnet?logo=pypi)
+![PyPI - Python Version](https://img.shields.io/pypi/pyversions/chordnet?logo=pypi)
+![PyPI - Implementation](https://img.shields.io/pypi/implementation/chordnet?logo=pypi)
 
 
 Python implementation of the chord protocol, introduced by Stoica et al.
@@ -33,12 +31,3 @@ from chordnet import Node as ring
 This fits with the concept of "joining" an existing ring network, or creating a
 new one, (`ring.join(...)`, `ring.create()`.
 Examples follow this practice.
-
-## High level roadmap
-- [x] port over code from course project
-- [x] set up repo/project workflows, including using `uv`
-- [x] add robust testing
-- [x] Add type annotations
-- [ ] make sure old mininet setup/raspi setups still work
-- [ ] make sure nodes can run on a single computer (same IP, diff't ports)
-- [ ] refactor to use asyncio