code: function _dont_emit_file_loader(rule)
  {
  	const file_loader = find_loader(rule, 'file-loader')
  	const url_loader  = find_loader(rule, 'url-loader')
  
  	if (file_loader && url_loader)
  	{
  		throw new Error('You have both "url-loader" and "file-loader" defined for rule which makes no sense', util.inspect(rule))
  	}
  
  	const loader = file_loader || url_loader
  
  	if (loader)
  	{
  		loader.options =
  		{
  			...loader.options,
  			emitFile : false
  		}
  	}
  }
docs: Adds `emitFile: false` flag to `file-loader` and `url-loader`, since there's no need out emit files on the server side (can just use the assets emitted on client build since the filenames are the same)