Update setup.py

Author: fabianvf

setup.py

@@ -15,7 +15,7 @@
     # Versions should comply with PEP440.  For a discussion on single-sourcing
     # the version across setup.py and the project code, see
     # https://packaging.python.org/en/latest/single_source_version.html
-    version='1.4.3',
+    version='1.4.4',
 
     description='A python module implementing the Rapid Automatic Keyword Extraction algorithm.',