Revert "fix numerous pylint C0325 (superfluous-parens) warnings"

This reverts commit 38c80b4e9b12ffc4cb3a69e5cb1e1e2c90766bd8.
Revert "Fix PEP8 E713 - test for membership should be "not in""

This reverts commit e186aac1403bd4f3ec0754184bd5362be0913754.
Revert "Merge pull request #13255 from cro/esc_sequences2"

This reverts commit 4fc72705288700ee59258d2737bb91b1eb6ec9b9, reversing
changes made to 16e1887e5b4a138df168a46a4a38ea7981b44bbf.

Conflicts:
	salt/output/__init__.py
Fix PEP8 E713 - test for membership should be "not in"