Add ModeInspector.plot_contrib_mode which plots the 2 associated modes with any index found in MI.plot_contributions
Add ModeInspector.plot_contrib_mode which plots the 2 associated modes with any index found in MI.plot_contributions

Also assign kappa and kappaList to ModeInspector when MI.tcond is called.

ajkerr0/kappa,ajkerr0/kappa