Unsure if it's Battlemod specifically, but when skilling up, I see "... skill rises 0.10 points." When playing vanilla, I see "... skill rises 1.0 points."
EDIT: Orrrr it could be a resources issue. The message for a skill rising is this in the resources:
[38] = {id=38,en="${target}'s ${skill} skill rises 0.${number2} points.",color=129},
Unsure if it's Battlemod specifically, but when skilling up, I see "... skill rises 0.10 points." When playing vanilla, I see "... skill rises 1.0 points."
EDIT: Orrrr it could be a resources issue. The message for a skill rising is this in the resources: