Rolling version number 1.22.0 -> 1.23.0

Author: AHL Development

setup.py

@@ -71,7 +71,7 @@ def run_tests(self):
 
 setup(
     name="arctic",
-    version="1.22.0",
+    version="1.23.0",
     author="Man AHL Technology",
     author_email="[email protected]",
     description=("AHL Research Versioned TimeSeries and Tick store"),