Update CharUnicodeInfo to Unicode 12.1; update StringInfo to UAX29#328

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GrabYourPitchforks:charunicodeinfo

Jan 14, 2020

Commits on Nov 27, 2019

Update CharUnicodeInfo to Unicode 12.1; update StringInfo to UAX29
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Commits on Nov 28, 2019

Use runtime-assets package instead of checking in new UCD files
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Commits on Jan 10, 2020

Commits on Jan 11, 2020