code: function updateSource(zipFile, project) {
  	return project.updateZip(zipFile)
  	.catch((error) => {
  		console.error("Project source with ID: " + project.id + " couldn't be updated.");
  		console.trace(error);
  		throw error;
  	});
  }
docs: Uploads the zip file as the new source code of the project
  @param {File} zipFile
  @param {Project} project
  @return {Promise<void>}