release-script: bumping version file.

aoeftiger · aoeftiger · commit 1916ac3a27ec · 2017-12-19T14:45:00.000+01:00
diff --git a/PyHEADTAIL/_version.py b/PyHEADTAIL/_version.py
@@ -1 +1 @@
-__version__ = '1.12.2'
+__version__ = '1.12.3'
