Migrate configuration and data from .ipython prior to 4.0 to Jupyter locations

jupyter migrate

Set log level to logging.DEBUG (maximize logging output)

--debug

Answer yes to any questions instead of prompting

Name	Description
`--debug`	Set log level to logging.DEBUG (maximize logging output)
`-h, --help`	Show this message
`--log-level <level>`	Set the log level by value or name
`--config <config>`	Choose a config file
`--generate-config`	Generate default config file
`-y`	Answer yes to any questions instead of prompting