os: Re-export stat() from uos module.

os/metadata.txt

@@ -1,5 +1,5 @@
 srctype = micropython-lib
 type = package
-version = 0.4
+version = 0.4.1
 author = Paul Sokolovsky
 depends = ffilib, errno, stat

os/os/__init__.py

@@ -70,6 +70,7 @@ def check_error(ret):
 def raise_error():
     raise OSError(uos.errno())
 
+stat = uos.stat
 
 def getcwd():
     buf = bytearray(512)

os/setup.py

@@ -6,7 +6,7 @@ from setuptools import setup
 
 
 setup(name='micropython-os',
-      version='0.4',
+      version='0.4.1',
       description='os module for MicroPython',
       long_description="This is a module reimplemented specifically for MicroPython standard library,\nwith efficient and lean design in mind. Note that this module is likely work\nin progress and likely supports just a subset of CPython's corresponding\nmodule. Please help with the development if you are interested in this\nmodule.",
       url='https://github.com/micropython/micropython/issues/405',