Fix issue with small terminals.

Fixes #733.

Meter.c

@@ -287,7 +287,7 @@ static void BarMeterMode_draw(Meter* this, int x, int y, int w) {
    
    int blockSizes[10];
 
-   xSnprintf(bar, w + 1, "%*s", w, buffer);
+   xSnprintf(bar, w + 1, "%*.*s", w, w, buffer);
 
    // First draw in the bar[] buffer...
    int offset = 0;