Increment patch version to 0.4.4
diff --git a/autoflake.py b/autoflake.py
index 96682ef..60fd18c 100644
--- a/autoflake.py
+++ b/autoflake.py
@@ -37,7 +37,7 @@
 import pyflakes.reporter
 
 
-__version__ = '0.4.3'
+__version__ = '0.4.4'
 
 
 ATOMS = frozenset([tokenize.NAME, tokenize.NUMBER, tokenize.STRING])