Update CHANGELOG.md and docs/source/conf.py for 3.0.1 release

CHANGELOG.md
- Added release dates back to 2.4.0
- Added info about CITATION.cff update to 3.0.1 section

docs/source/conf.py
- Changed copyright date to 2023
- Also updated authors list to match the autohrs of the KPP 3.0.0 paper

Signed-off-by: Bob Yantosca <yantosca@seas.harvard.edu>

CHANGELOG.md

@@ -10,12 +10,14 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 <!-- Version numbers must be synchronized in CHANGELOG.md, -->
 <!-- src/gdata.h, and docs/source/conf.py-->
-## [3.0.1]
+## [3.0.1] - 2023-03-21
+### Added
+- `CITATION.cff` file which will activate the "Cite this repository" option.
 
 ### Fixed
 - Fixed a segmentation fault when using #STOICHMAT by using dynamically-sized variables `EqnNr` and `VarNr` rather than static variables `MAX_EQN` and `MAX_SPECIES`. 
 
-## [3.0.0]
+## [3.0.0] - 2022-11-09
 
 ### Added
 
@@ -63,7 +65,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - bibtex.json (no longer needed w/ Sphinx 3.5.4)
 - Fun() no longer uses Vdotout since it can be retrieved from `Vdot`
 
-## [2.6.0]
+## [2.6.0] - 2022-06-24
 
 ### Added
 
@@ -74,7 +76,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - The `ICNTRL(5)` option in the LSODE integrator is now `ICNTRL(10)`.
 
-## [2.5.0]
+## [2.5.0] - 2022-05-18
 
 ### Added
 - New integrators
@@ -108,7 +110,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   - Reduce size of MAX_EQN and MAX_SPECIES to get KPP to run within
     65532 kb of stack memory
 
-## [2.4.0]
+## [2.4.0] - 2022-04-25
 
 ### Added
 

docs/source/conf.py

@@ -19,8 +19,8 @@
 # -- Project information -----------------------------------------------------
 
 project = "KPP: The Kinetic PreProcessor"
-copyright = "2022, The KPP Development Team"
-author = "A. Sandu, R. Sander, M. Long, H. Lin, and R. Yantosca"
+copyright = "2023, The KPP Development Team"
+author = "A. Sandu, R. Sander, M. Long, H. Lin, R. Yantosca, L. Estrada, L. Shen, and D. J. Jacob"
 
 # The full version, including alpha/beta/rc tags
 # (version numbers must be synchronized in CHANGELOG.md, src/gdata.h,