Return the filecommands filtered by includes & excludes.

        :return: a list of FileCommand objects

def _filter_filecommands(self, filecmd_iter):
        """Return the filecommands filtered by includes & excludes.

        :return: a list of FileCommand objects
        """
        if self.includes is None and self.excludes is None:
            return list(filecmd_iter())

        # Do the filtering, adjusting for the new_root
        result = []
        for fc in filecmd_iter():
            if (isinstance(fc, commands.FileModifyCommand) or
                isinstance(fc, commands.FileDeleteCommand)):
                if self._path_to_be_kept(fc.path):
                    fc.path = self._adjust_for_new_root(fc.path)
                else:
                    continue
            elif isinstance(fc, commands.FileDeleteAllCommand):
                pass
            elif isinstance(fc, commands.FileRenameCommand):
                fc = self._convert_rename(fc)
            elif isinstance(fc, commands.FileCopyCommand):
                fc = self._convert_copy(fc)
            else:
                self.warning("cannot handle FileCommands of class %s - ignoring",
                        fc.__class__)
                continue
            if fc is not None:
                result.append(fc)
        return result