[PHPDoc] Replaced ['int'=>'integer', 'boolean' => 'Boolean'] to increase consistency

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets |
| License       | MIT
| Doc PR        |

And also re-align some php doc block