init-keybinding: Allocate functions to "C-d"
init-keybinding: Remove obsolete code defining multiplexer function for delete char(s)
init-keybinding: Allocate functions to "C-w"
init-keybinding: Remove obsolete code setting multiplexer function for "C-w"
init-keybinding: Allocate functions to "[C-tab]"
init-keybinding: Remove obsolete code setting multiplexer function for "[C-tab]"