GUIDE.md in rspreadsheet-0.2.15 vs GUIDE.md in rspreadsheet-0.3

- old
+ new

@@ -26,9 +26,14 @@
 ````ruby
 @row = @sheet.row(5)
 @row[4] = 10
 ````
 
+### Working with images
+@sheet.insert_image_to('10.21mm','15mm','image.png')
+i = @sheet.images.first
+i.move_to('100mm','99.98mm')
+
 ## Examples
 
   * [basic functionality](https://gist.github.com/gorn/42e33d086d9b4fda10ec) 
   * [extended examples](https://gist.github.com/gorn/b432e6a69e82628349e6) of lots of alternative syntax
 