#641 `v * n` then `.` repeat in different editor throw error
#641 `v * n` then `.` repeat in different editor throw error

Because Motion::Search did not correctly clear this.operator prop at
clone timing.

As I wrote FIXME: memo, current cloning/manually reset/overriding
property approach is bug-prone.
Should fix. in future…

t9md/atom-vim-mode-plus