[patch #4211] mcedit home key -- like old ms-dos edit

[Krzysztof Duleba]

Gergely Szász wrote:

> This patch change the Home key behavior a little bit.
> If we on a line, wich begin with some white space, than the first press of
> home key go to column 0, the second press to first non white space char.
> 
> I think this is a comfortable way to reach the first word on a line, than just
> press right, right, right, ...

ctrl+right arrow will do the same job, but I like the idea.

Krzysztof Duleba