Fixed the bug that 'back-to-indentation' operation breaks "." repeating

[York Zhao]

>> Thanks for reminding, I almost fogot this because of not using it for a long
>> time. However I don't think "^" is easier than "M-m" because both "ALT" and "m"
>> are next to home row, I press ALT using my thumb so it's much easier than
>> pressing SHIFT and of course "m" is much easier than "6". Give "M-m" a go and
>> you might like it.
>
> Ah, forgot that we have different keyboard layout ... I do not need
> SHIFT on mine ;)

Just curious about what keyboard layout you are using if you don't mind my
asking and how do you feel? I'm using dvorak layout, but the top line number
keys are still the same.

York