Dependabot (https://dependabot.com) is a bot that will help us keep our
dependencies up to date....

Release notes for dealerdirect/phpcodesniffer-composer-installer: https://github.com/Dealerdirec...

Since we still don't support PHP 8 and we can't `allow-failures` on that, let's remove it.

Remove usless interface and trait comments

Tools like PHPStorm also generate these kinda comments

Normalize documentation comments

- 'Forbid' always take captifal 'F';
- Suffix 'Trait' is forbidden for traits, not interfaces.

Enhancement: Add workflow for GitHub Actions

Improve diff while running `test-fix`

Use `SingleLineArrayWhitespace` to ensure single line arrays spacing

Previously, the `make test-fix` outputed something like:

```sh
diff tests/input2/array_indentat...

See https://github.com/slevomat/coding-standard/#slevomatcodingstandardarrayssinglelinearraywhit...

Use `NegationOperatorSpacingSniff` to ensure no space before `-`

See https://github.com/slevomat/coding-standard/tree/6.1.0#slevomatcodingstandardoperatorsnegati...

Adopt PSR-12 as base coding standard

Use stable version of PHP 7.4 in Travis CI

Do not require space after case

Upgrade slevomat/coding-standard to v6

Simplifying what's required from contributors to help us in this
project.

Incorporating changes to our tests.

Ensuring that CI also uses the same commands.

Disable TypeHintDeclaration
Enable
- ParameterTypeHint
- PropertyTypeHint
- ReturnTypeHint
- Use...

Update documentation for v6

Require space after Block Control Structures

Require space before throw, yield and yield from

Update to PHPCS v3.5.x

Drop psr12Compatible false, default is true

[PSR-12 is accepted](https://github.com/php-fig/fig-standards/blob/master/accepted/PSR-12-extend...

Lock PHPCS in its latest commit

To fix the PHP 7.4 compatibility issues.

Add doctrine/phpcr-odm annotations support

Camel case vars

Drop PHP 7.1, add 7.4 to Travis

Replace inline docblock declarations with assertions

Putting `/** @var foo $foo */` after `$foo = bar();` is now a fixable
violation as per https://g...

Specifically:

* putting `/** @var foo $foo */` after `$foo = bar();` is not a violation (yet)
...

No classes, namespaces nor other symbols involved. Also got rid of any
other CS rule broken by t...

Bump `composer.json` `master` branch-alias to `7.0.x-dev`

Require newline before return

Forbid prefix too

This includes Abstract, Interface and Exception

Trigger CI failure when phpcbf cannot fix the file

Forbid "Trait" suffix

Forbid LSB for constants

Enable SpreadOperatorSpacing sniff

Upgrade to Slevomat CS 5.0

Make all annotations useful by default

Add rule to force simplification of returns

Forbid duplicated variables assignments

Add failing test to reproduce bug with associative arrays

This is already solved by
SlevomatCodingStandard.Arrays.TrailingArrayComma.MissingTrailingComma....

PHPCBF is adding two commas when fixing missing trailing commas on
associative arrays.

Use Ubuntu 16.04

Update to PHPCS 3.4 and use new Sniffs

The SpaceAfterCast now has a "spacing" property with the default value
`0`.

Exclude Squiz.Commenting.FunctionComment.ThrowsNotCapital sniff

Remove IDEA/Phpstorm default file template properly

Disallow "Class <name>" as class comment

Link to Slack instead of Gitter

Gitter has been deprecated in favor of Slack for all Doctrine purposes.

Add sniff to forbid multiple lines between functions

Add test script to make it easier to run the tests

Update the DealerDirect's composer installer dependency to v0.5.0

CI: Test against PHP 7.3