Update version for a new release.

Guillaume Smith · Guillaume Smith · commit 803734d03029 · 2018-04-20T11:31:40.000+10:00
diff --git a/phe/__about__.py b/phe/__about__.py
@@ -10,7 +10,7 @@
 __uri__ = "https://github.com/n1analytics/python-paillier"
 
 # We use semantic versioning - semver.org
-__version__ = "1.3.1-dev0"
+__version__ = "1.4.0"
 
 __author__ = "N1 Analytics developers"
 __email__ = "info@n1analytics.com"
