number values are valid in SVG, See #203

Author: ylafon

org/w3c/css/properties/svg/CssStrokeWidth.java

@@ -45,9 +45,6 @@ public CssStrokeWidth(ApplContext ac, CssExpression expression, boolean check)
 
         switch (val.getType()) {
             case CssTypes.CSS_NUMBER:
-                val.getCheckableValue().checkEqualsZero(ac, this);
-                value = val;
-                break;
             case CssTypes.CSS_PERCENTAGE:
             case CssTypes.CSS_LENGTH:
                 val.getCheckableValue().checkPositiveness(ac, this);