bump the version, update changelog

CHANGELOG.md

@@ -1,3 +1,23 @@
+## Version v0.0.4 (November 14th, 2022)
+
+This release brings improvements to RQAOA workflow and AWS authentication, and a bugfix to TSP problem class.
+
+## What's Changed
+* Refactor
+  * Authentication Refactor by @shahidee44 in https://github.com/entropicalabs/openqaoa/pull/126
+  * RQAOA workflow by @raulconchello in https://github.com/entropicalabs/openqaoa/pull/109
+* Fixes
+  * Bugfix to Traveling Salesman QUBO Formulation by @Adirlou in https://github.com/entropicalabs/openqaoa/pull/89
+  * Use sparse.linalg.expm for exponentiation of sparse matrices (for sci… by @shaohenc in https://github.com/entropicalabs/openqaoa/pull/121
+* Docs
+  * Fixing the docs by @Q-lds in https://github.com/entropicalabs/openqaoa/pull/113
+  * couple of cosmetic fixes to docs by @vishal-ph in https://github.com/entropicalabs/openqaoa/pull/128
+
+## New Contributors
+* @Adirlou made their first contribution in https://github.com/entropicalabs/openqaoa/pull/89
+
+**Full Changelog**: https://github.com/entropicalabs/openqaoa/compare/v0.0.3...v0.0.4
+
 ## Version v0.0.3 (October 29th, 2022)
 
 A release to fix two QPU-related bugs

README.md

@@ -13,7 +13,7 @@
   [![Contributor Covenant](https://img.shields.io/badge/Contributor%20Covenant-2.1-4baaaa.svg)](CODE_OF_CONDUCT.md)<!-- Covenant Code of conduct -->
   [![codecov](https://codecov.io/gh/entropicalabs/openqaoa/branch/dev/graph/badge.svg?token=ZXD77KM5OR)](https://codecov.io/gh/entropicalabs/openqaoa) <!-- Code coverage -->
   [![Downloads](https://pepy.tech/badge/openqaoa)](https://pepy.tech/project/openqaoa)
-  [![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/entropicalabs/openqaoa.git/dev?labpath=%2Fexamples)
+  [![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/entropicalabs/openqaoa.git/main?labpath=%2Fexamples)
 </div>
 
 # OpenQAOA

openqaoa/_version.py

@@ -1 +1 @@
-__version__ = "0.0.3"
+__version__ = "0.0.4"