>Must be cause they showed lil man on the train and then the
>mother brushing his hair when he was dying.

No.

>Didnt JLG say something about ending this never ending loop
>likee as if to say that all the events just kept on looping?

By killing himself, he's no longer part of the next thirty years.

>If lil man is JLG why didnt JLG have them powers and does that
>mean that he becomes the rainmaker at a later time?

He's not.