shutil: Decided to reimplement, start with shutil().

shutil/metadata.txt

@@ -1,3 +1,3 @@
-srctype=dummy
+srctype=micropython-lib
 type=module
-version=0.0.1
+version=0.0.2

shutil/shutil.py

@@ -0,0 +1,9 @@
+# Reimplement, because CPython3.3 impl is rather bloated
+import os
+
+
+def rmtree(top):
+    for path, dirs, files in os.walk(top, False):
+        for f in files:
+            os.unlink(path + "/" + f)
+        os.rmdir(path)