add error options object to HttpException constructor to allow use of error cause along with custom message.

add deprecated warning for HttpException class when using the first argument as the error cause.

add error cause option to bad request exception.

change BadRequestException constructor parameters assignment to be clearer.

rearrange HttpException spec file test blocks to increase readability, better separating tests by methods and contexts.

rename HttpException createBody method parameter to better represent its usage. When this parameter is a string, it is used as a value to a 'message' key in the final object.

add test for HttpException's getResponse method when used with a built-in exception and providing the "description" parameter as part of the "options" object.

add description attribute to HttpExceptionOptions interface so we can reuse it among children exceptions.

add error cause option to BadGatewayException.

extract functions that provide valid values for description and http exception options to the HttpException class

create HttpException#extractDescriptionAndOptionsFrom method to return both description and options at the same time

add docs for HttpException.getHttpExceptionOptionsFrom explaining its intended usage.

test error cause option for BadRequestException.

aggregate HttpException children classes tests in a single run to reduce the code duplication

add error cause option to ConflictException.

update HttpException children classes docs to reflect the changes to the "description" parameter

add error cause option to ForbiddenException.

add error cause option to GatewayTimeoutException.

add error cause option to GoneException.

add error cause option to HttpVersionNotSupportedException.

add error cause option to ImATeapotException.

add error cause option to InternalServerErrorException.

add error cause option to MethodNotAllowedException.

add error cause option to MisdirectedException.

add error cause option to NotAcceptableException.

add error cause option to NotFoundException.

add error cause option to NotImplementedException.

add error cause option to PayloadTooLargeException.

add error cause option to PreconditionFailedException.

add error cause option to RequestTimeoutException.

add error cause option to ServiceUnavailableException.

add error cause option to UnauthorizedException.

add error cause option to UnprocessableEntityException.

add error cause option to UnsupportedMediaTypeException.

reuse errorCause variable in HttpException test

add tests for all HttpException children classes and fix NotAcceptableException wrong status code.

add "getStatus" tests for all HttpException children classes