Fix version and readme badge (#19)

* Fix version (whoops)

* Add PyPI badges

* Fix repo on badge

* Add placeholder for python version badge -- needs to be added to package

README.md

@@ -2,6 +2,9 @@
 
 [![CI](https://github.com/talmolab/sleap-io/actions/workflows/ci.yml/badge.svg)](https://github.com/talmolab/sleap-io/actions/workflows/ci.yml)
 [![codecov](https://codecov.io/gh/talmolab/sleap-io/branch/main/graph/badge.svg?token=Sj8kIFl3pi)](https://codecov.io/gh/talmolab/sleap-io)
+[![Release](https://img.shields.io/github/v/release/talmolab/sleap-io?label=Latest)](https://github.com/talmolab/sleap-io/releases/)
+[![PyPI](https://img.shields.io/pypi/v/sleap-io?label=PyPI)](https://pypi.org/project/sleap-io)
+<!-- TODO: ![PyPI - Python Version](https://img.shields.io/pypi/pyversions/sleap-io) -->
 
 Standalone utilities for working with animal pose tracking data.
 

sleap_io/__init__.py

@@ -2,7 +2,7 @@
 
 # Define package version.
 # This is read dynamically by setuptools in setup.cfg to determine the release version.
-__version__ = "0.0.1a0"
+__version__ = "0.0.1"
 
 from sleap_io.model.skeleton import Node, Edge, Skeleton, Symmetry
 from sleap_io.model.video import Video