Update CHANGELOG.md, conf.py, and 00_revision_history.rst for 3.0.0-rc.4

CHANGELOG.md
docs/source/getting_started/00_revision_history.rst
- Added a note about the bug fix to int/feuler.f90

docs/source/conf.py
- Updated version number to 3.0.0-rc.4

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

Author: yantosca

CHANGELOG.md

@@ -5,7 +5,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [3.0.0-rc.2]
+## [3.0.0-rc.4]
 
 ### Added
 
@@ -46,6 +46,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   - Fixed incorrect license string in .zenodo.json
   - Added extra `free()` statements in `src/gen.c` to avoid memory
     leaks
+- Bug fix in int/feuler.f90: FIX must be the 2nd argument passed to
+  routine Fun (from routine FunTemplate)
 
 ### Removed
 - bibtex.json (no longer needed w/ Sphinx 3.5.4)

docs/source/conf.py

@@ -23,7 +23,7 @@
 author = "A. Sandu, R. Sander, M. Long, H. Lin, and R. Yantosca"
 
 # The full version, including alpha/beta/rc tags
-release = "3.0.0-rc.2"
+release = "3.0.0-rc.4"
 
 
 # -- General configuration ---------------------------------------------------

docs/source/getting_started/00_revision_history.rst

@@ -71,6 +71,9 @@ KPP 3.0.0
 - :code:`Fun()` no longer uses Vdotout since it can be retrieved from
   :code:`Vdot`.
 
+- Fixed a bug in :file:`int/feuler.f90`, where the wrong argument was
+  being passed to routine :code:`Fun`.
+
 .. _kpp260:
 
 =========