add new predefined filter 'Filters.Date' to filter on message age.#1978

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ikkemaniac wants to merge 7 commits intopython-telegram-bot:masterfrom

ikkemaniac:filters-date

Commits on Jun 4, 2020

add new predefined filter 'Date'. This allows for filtering message based on the date they were send by specifying the maximum time difference between 'now' and when the message was sent.
ikkemaniac
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add tests for Filters.date
ikkemaniac
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fix test case '0' and add test case '1'
ikkemaniac
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fix typo
ikkemaniac
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clean-up based on flake8 log
ikkemaniac
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clean-up based on codacy log
ikkemaniac
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clean-up documentation example
ikkemaniac
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