Modified ipython banner...
Modified ipython banner
This is a squash of all the commits found in
`
https://github.com/ipython/ipython/pull/8773`
- updated banner
- updated banner again
- fixed type
- modified ipython banner
- attempt at fixing rebase issues
- modified ipython banner
- fixed git screwup
- updated banner
- updated banner again
- fixed type
- fixed accidental deleted gui_reference restoration