FIX TimeA and TimeB with localized datetimes

[tinogis]

TimeA and TimeB now uses SU bit to set datetime timezone. TimeA and TimeB objects contains always a localized datetime (with tzinfo)

[coveralls]

Pull Request Test Coverage Report for Build 72

• 22 of 22 (100.0%) changed or added relevant lines in 1 file are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 74.733%

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Totals
Change from base Build 67:	0.0%
Covered Lines:	769
Relevant Lines:	1029

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💛 - Coveralls