[Meter] Remove Bar borders

This is an experiment in Tufte-ism

Meter.c

@@ -76,18 +76,11 @@ static void BarMeterMode_draw(Meter* this, int x, int y, int w) {
    attrset(CRT_colors[METER_TEXT]);
    int captionLen = 3;
    mvaddnstr(y, x, caption, captionLen);
-   x += captionLen;
-   w -= captionLen;
-
-   // Draw the bar borders
-   attrset(CRT_colors[BAR_BORDER]);
-   mvaddch(y, x, '[');
-   w--;
-   mvaddch(y, x + MAXIMUM(w, 0), ']');
-   w--;
+   x += captionLen+1;
+   w -= captionLen+1;
    attrset(CRT_colors[RESET_COLOR]);
 
-   x++;
+   if (caption[0] == 0) {
 
    if (w < 1) {
       return;