add file utils

hexlib/files.py

@@ -0,0 +1,8 @@
+import os
+
+
+def ftw(path):
+    for cur, _dirs, files in os.walk(path):
+        for file in files:
+            yield os.path.join(cur, file)
+

setup.py

@@ -3,7 +3,7 @@ from setuptools import setup
 setup(
     name="hexlib",
     version="1.0",
-    description="Midx ",
+    description="Misc utility methods",
     author="simon987",
     author_email="me@simon987.net",
     packages=["hexlib"],