Bump version

Author: jpvanhal

setup.py

@@ -18,7 +18,7 @@ def run(self):
 
 setup(
     name='Flask-Split',
-    version='0.3.0',
+    version='0.4.0',
     url='http://github.com/jpvanhal/flask-split',
     license='MIT',
     author='Janne Vanhala',