Handle file type parameter in POST,PATCH,PUT routes

Set multipart/form-data on POST,PATCH,PUT requests when image or file validation rule is detected on at least one parameter of the query.
Also set mediaType schema type to object.

Fix to handle unknow schema type

• Ignore parameter definition of unknow type
• Log unknow type warnings

Fix on getValidationRulesSchemaRequired array generation

Major bug fix on post/put requestBody "required" field value generation.

OpenApiResponseExceptedHTTPCode feature and default code fix for PUT and PATCH

New feature :

@OpenApiResponseExceptedHTTPCode tag allows you to specify the excepted HTTP response code.

Fix :

Default behavior for excepted HTTP resonse code :
200 instead of 201 for PUT and PATCH HTTP methods now.

PHP 7.2 compatibility

OpenApi "Object" specification class renamed to "BaseObject" according to PHP 7.2 reserved words policy.

rygilles/laravel-api-boilerplate#1

First dev release

v0.1

WIP