Bump to version 1.4.0

Author: tiesjan

setup.py

@@ -8,7 +8,7 @@
 setuptools.setup(
     # Metadata
     name='django-hcaptcha-field',
-    version='1.3.0',
+    version='1.4.0',
     license='BSD',
     author='Ties Jan Hefting',
     author_email='[email protected]',