[Main Feature] Add a option to verify via reversed translation results.

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• The feature to translate twice(Forward + Backward) each languages.
• Display approximate string matching percentage after run.
• Display Google image searching result
• If each reversed translation result's similarity is 60 or higher, apply them. Or apply base language's string.
• Slack bot to report result
• Similarity, as an integer, should display via translation comments.

Hello -> مرحبا
مرحبا -> Hello

Success

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Hello -> مرحبا
حبا -> dsfsdf

Fail

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Hello -> مرحبا
مرحبا -> Hi

Simillar but different

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ASAP!

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String Similarity

• https://github.com/seatgeek/fuzzywuzzy

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1.1 which contains a feature about this issue has been deployed