set show-mode-in-prompt on
set vi-ins-mode-string \1\e[34;1m\e[6 q\2I \1\e[0m\2
set vi-cmd-mode-string \1\e[30;1m\e[2 q\2C \1\e[0m\2
set keyseq-timeout 20
set editing-mode vi
Control-d: kill-whole-line