feat: group_by, group_by_exp, find, find_exp

[harttle]

• new filters from Jekyll: group_by, group_by_exp, find, find_exp
• space parameter for json
• docs for push, pop filters
• enhanced property expression for where filter
• docs for escaping and outputEscape option

[coveralls]

Pull Request Test Coverage Report for Build 8679613409

Details

• 91 of 93 (97.85%) changed or added relevant lines in 8 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage decreased (-0.09%) to 99.29%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
src/filters/array.ts	51	53	96.23%
<!--	Total:	91	93	97.85%	-->

Totals
Change from base Build 8491095628:	-0.09%
Covered Lines:	2306
Relevant Lines:	2317

---

💛 - Coveralls

[github-actions[bot]]

:tada: This PR is included in version 10.11.0 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: