Bump up version number to 0.1.4

Author: tuxmonk

setup.py

@@ -11,7 +11,7 @@
 setup(
     name='pupdb',
     packages=['pupdb'],
-    version='0.1.3',
+    version='0.1.4',
     license='MIT',
     description='A simple file-based key-value database written in Python.',
     long_description=LONG_DESCRIPTION,