Fixed paint bucket fill color error (#1519)

* fillColor getting correct color

* Fixed #1488

Corrected the multiplier from 256 to 255

Co-authored-by: Jeffrey Warren <jeff@unterbahn.com>

src/modules/PaintBucket/PaintBucket.js

@@ -24,7 +24,7 @@ module.exports = exports = function(pixels, options) {
     minFactor = (1 - tolerance / 100);
   fillColor = fillColor.substring(fillColor.indexOf('(') + 1, fillColor.length - 1); // extract only the values from rgba(_,_,_,_)
   fillColor = fillColor.split(',');
-    
+  fillColor[3] =  fillColor[3] * 255;
   function isSimilar(currx, curry) {
     return (pixels.get(currx, curry, 0) >= r * minFactor && pixels.get(currx, curry, 0) <= r * maxFactor &&
       pixels.get(currx, curry, 1) >= g * minFactor && pixels.get(currx, curry, 1) <= g * maxFactor &&