set resized image density to be equal to source image density

Author: Artem Matskevich

library/src/main/java/jp/co/cyberagent/android/gpuimage/GPUImageRenderer.java

@@ -239,6 +239,7 @@ public void run() {
                 if (bitmap.getWidth() % 2 == 1) {
                     resizedBitmap = Bitmap.createBitmap(bitmap.getWidth() + 1, bitmap.getHeight(),
                             Bitmap.Config.ARGB_8888);
+					resizedBitmap.setDensity(bitmap.getDensity());
                     Canvas can = new Canvas(resizedBitmap);
                     can.drawARGB(0x00, 0x00, 0x00, 0x00);
                     can.drawBitmap(bitmap, 0, 0, null);