Remove unused imports, style and too long lines fixes, remove unused variables, rename too short variable names, fix docstrings in soc.views.helper.access module. Patch by: Pawel Solyga Reviewed by: to-be-reviewed

from query import *
from subqueries import *
from where import AND, OR
from datastructures import EmptyResultSet

__all__ = ['Query', 'AND', 'OR', 'EmptyResultSet']