Add .gitattributes file

See wp-cli/wp-cli#5070

Update file(s) from wp-cli/.github

Merge pull request #191 from josevarghese/patch-1

Remove part of the test condition to fix failing tests (#184)

The `cache_hits` dropped to 1 on trunk, but it's not important that we
test this with a high level of precision

Update WPCS to v3 (#183)

* Update `wp-cli/wp-cli-tests`

* Remove invalid config

* Fix all auto-fixable issues

* Need to make sure these are always floats

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Co-authored-by: Daniel Bachhuber <daniel.bachhuber@automattic.com>

Add `composer phpcbf` and allow `wordpress-core-installer` (#179)

Merge pull request #167 from wp-cli/regenerate-readme

Regenerate README file

Merge pull request #157 from BhargavBhandari90/issue-156

Merge pull request #151 from wojsmol/tov2

Move command over to new v2 structure

Merge pull request #122 from runcommand/ignore-distribution-files

Generally ignore distribution files