build: version number bumped to 2.1.3, CHANGELOG updated.

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 All notable changes to this project will be documented in this file.
 
+## [2.1.3] - 2022-06-13
+### Fixed
+- Further bugs in connection with correlator objects which have arrays with None entries as content fixed.
+
 ## [2.1.2] - 2022-06-10
 ### Fixed
 - Bug in `Corr.matrix_symmetric` fixed which appeared when a time slice contained an array with `None` entries.

pyerrors/version.py

@@ -1 +1 @@
-__version__ = "2.2.0+dev"
+__version__ = "2.1.3"

setup.py

@@ -4,7 +4,7 @@ this_directory = Path(__file__).parent
 long_description = (this_directory / "README.md").read_text()
 
 setup(name='pyerrors',
-      version='2.2.0+dev',
+      version='2.1.3',
       description='Error analysis for lattice QCD',
       long_description=long_description,
       long_description_content_type='text/markdown',