code: function addFilesToData(IOD, IODOpts, apiType, form) {
  	_.each(T.maybeToArray(IODOpts.files), function(file) {
  		if (apiType === IOD.TYPES.JOB) {
  			form.append(file.name, fs.createReadStream(file.path))
  		}
  		else form.append('file', fs.createReadStream(file))
  	})
  }
docs: Add files to FormData object.
  
  Modifies `IODOpts` in place.
  
  @param {IOD} IOD - IOD object
  @param {Object} IODOpts - IOD options
  @param {String} apiType - IOD request type
  @param {FormData} form - FormData object