Add transliteration method to movie and person

[coveralls]

Pull Request Test Coverage Report for Build 168

• 29 of 30 (96.67%) changed or added relevant lines in 4 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.003%) to 96.286%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
cinemanio/core/models/base.py	17	18	94.44%
<!--	Total:	29	30	96.67%	-->

Totals
Change from base Build 166:	0.003%
Covered Lines:	3370
Relevant Lines:	3500

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💛 - Coveralls