support new response format & feature

[VictoriqueMoe]

there are 2 changes to be made.

First

the first is the WaifuResponse has moved protected and hideFilename into it's own settings object that looks as followes:

You can check the swagger schema for this change here: https://waifuvault.moe/api-docs/

this object can not be null and will ALWAYS contain the values inside of it

Second

The second change is in the upload query parameters, there is a new optional boolean called one_time_download. you can see this reflected here:

[nakedmcse]

Completed.

b0b0be8