Update README.md (#63)

* Update README.md 

Minor fix on angular documentation TS code.

* Update README.md

Fixed constant variable name img => image which is used later to show an example of converting to Base64.

* Fixed typo mistake on variable name

Added also a console log to show conversion of image to base64 string.

Author: edyrkaj

Diff for: README.md

@@ -142,17 +142,17 @@ export class DrawingPadExample {
 
     // then get the drawing (Bitmap on Android) of the drawingpad
     let drawingImage;
-    pad.getDrawing().then(
-      data => {
+    pad.getDrawing().then((data) => {
         console.log(data);
         // At this point you have a native image (Bitmap on Android or UIImage on iOS)
         // so lets convert to a NS Image using the ImageSource
-        const img = new ImageSource(res); // this can be set as the `src` of an `Image` inside your NS
-        drawingImage = img; // to set the src of an Image if needed.
+        const image = new ImageSource(data); // this can be set as the `src` of an `Image` inside your NS
+        drawingImage = image; // to set the src of an Image if needed.
         // now you might want a base64 version of the image
         const base64imageString = image.toBase64String('jpg'); // if you need it as base64
+        console.log('::IMG_BASE64::', base64imageString);
       },
-      err => {
+      (err) => {
         console.log(err);
       }
     );