bump version to 0.9.4

Author: jeffreylovitz

setup.py

@@ -12,7 +12,7 @@ def read_all(f):
 
 setup(
     name='redisgraph-bulk-loader',
-    version='0.9.3',
+    version='0.9.4',
     description='RedisGraph Bulk Import Tool',
     long_description=read_all("README.md"),
     long_description_content_type='text/markdown',