Set the keyword-value pairs in `~/.config`.

	sharing : string
			Sets the sharing level permission
				public - anyone can see this chart
				private - only you can see this chart
				secret - only people with the link can see the chart
	theme : string
			Sets the default theme
			See cufflinks.getThemes() for available themes 
	colorscale : string
			Sets the default colorscale
			See cufflinks.scales()
	offline : bool
			If true then the charts are rendered
			locally. 
	offline_connected : bool
			If True, the plotly.js library will be loaded
			from an online CDN. If False, the plotly.js library will be loaded locally
			from the plotly python package
	offline_show_link : bool
			If true then the chart will show a link to 
			plot.ly at the bottom right of the chart 
	offline_link_text : string
			Text to display as link at the bottom 
			right of the chart 
	offline_config : dict
			Additional configuration options
			For the complete list of config options check out: 
			https://github.com/plotly/plotly.js/blob/master/src/plot_api/plot_config.js
	datagen_mode : string
			Mode in which the data is generated
			by the datagen module
				stocks : random stock names are used for the index
				abc : alphabet values are used for the index
	dimensions : tuple
			Sets the default (width,height) of the chart
	margin : dict or tuple
			Dictionary (l,r,b,t) or
			Tuple containing the left,
			right, bottom and top margins

def set_config_file(sharing=None,theme=None,colorscale=None,offline=None,offline_connected=None,
					offline_url=None,offline_show_link=None,offline_link_text=None,
					offline_config=None,
					datagen_mode=None,**kwargs):
	"""
	Set the keyword-value pairs in `~/.config`.

	sharing : string
			Sets the sharing level permission
				public - anyone can see this chart
				private - only you can see this chart
				secret - only people with the link can see the chart
	theme : string
			Sets the default theme
			See cufflinks.getThemes() for available themes 
	colorscale : string
			Sets the default colorscale
			See cufflinks.scales()
	offline : bool
			If true then the charts are rendered
			locally. 
	offline_connected : bool
			If True, the plotly.js library will be loaded
			from an online CDN. If False, the plotly.js library will be loaded locally
			from the plotly python package
	offline_show_link : bool
			If true then the chart will show a link to 
			plot.ly at the bottom right of the chart 
	offline_link_text : string
			Text to display as link at the bottom 
			right of the chart 
	offline_config : dict
			Additional configuration options
			For the complete list of config options check out: 
			https://github.com/plotly/plotly.js/blob/master/src/plot_api/plot_config.js
	datagen_mode : string
			Mode in which the data is generated
			by the datagen module
				stocks : random stock names are used for the index
				abc : alphabet values are used for the index
	dimensions : tuple
			Sets the default (width,height) of the chart
	margin : dict or tuple
			Dictionary (l,r,b,t) or
			Tuple containing the left,
			right, bottom and top margins
	"""
	if not _file_permissions:
		raise Exception("You don't have proper file permissions "
									 "to run this function.")
	valid_kwargs=['world_readable','dimensions','margin','offline_config']
	for key in list(kwargs.keys()):
		if key not in valid_kwargs:
			raise Exception("Invalid keyword : '{0}'".format(key))
	if all(['world_readable' in kwargs,sharing is None]):
		sharing=kwargs['world_readable']
	if isinstance(sharing,bool):
			if sharing:
				sharing='public'
			else:
				sharing='private'
	config = get_config_file()
	if sharing is not None:
		config['sharing'] = sharing
	if theme:
		config['theme']=theme
	if colorscale:
		config['colorscale']=colorscale
	if offline_connected:
		config['offline_connected']=offline_connected
	if offline is not None:
		config['offline']=offline
		if offline:
			go_offline()
	if datagen_mode:
		config['datagen_mode']=datagen_mode
	if offline_url:
		config['offline_url']=offline_url
	if offline_show_link is not None:
		config['offline_show_link']=offline_show_link
	if offline_link_text:
		config['offline_link_text']=offline_link_text
	if offline_config:
		config['offline_config']=offline_config
	for _ in valid_kwargs:
		if _ in kwargs:
			config[_]=kwargs[_]
	save_json_dict(CONFIG_FILE, config)
	ensure_local_files()