Remove   when msiePlaceBoxBug is in effect

unpacked/jax/output/HTML-CSS/jax.js

@@ -1202,6 +1202,7 @@
     },
     alignBox: function (span,align,y) {
       this.placeBox(span,0,y); // set y position (and left aligned)
+      if (this.msiePlaceBoxBug) {span.removeChild(span.lastChild.previousSibling)}
       var bbox = span.bbox; if (bbox.isMultiline) return;
       var isRelative = bbox.width != null && !bbox.isFixed;
       var r = 0, c = -bbox.w/2, l = "50%";