Merge pull request #24 from xsuite/release/v0.3.1

Release 0.3.1

Author: freddieknets

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "xaux"
-version = "0.3.0"
+version = "0.3.1"
 description = "Support tools for Xsuite packages"
 authors = ["Frederik F. Van der Veken <[email protected]>",
            "Thomas Pugnat <[email protected]>",