Minor simplification. Probably left over from when code was more comp…

…licated there.

acidfs/__init__.py

@@ -103,7 +103,7 @@ def _mkpath(self, path):
         else:
             parsed = list(filter(None, path.split('/')))
         if not path.startswith('/'):
-            parsed = type(parsed)(self._cwd) + parsed
+            parsed = list(self._cwd) + parsed
         return parsed
 
     def get_base(self):