message: Update readme with deep link info
diff: @@ -75,6 +75,21 @@ imageLightBox can be started with *startImageLightbox()* JavaScript function cal
  });
  </script>
  ````
  +###### Example: Open specific image
  +
  +````javascript
  +<script src="jquery.js"></script>
  +<script src="imagelightbox.js"></script>
  +<script>
  + $( function()
  + {
  + var gallery = $( selector ).imageLightbox();
  + var $image = $ ( image_selector );
  + gallery.startImageLightbox( $image );
  + });
  +</script>
  +````
  +
  ## Adding captions to lightbox
  add an "ilb2-caption" data-attribute to the element, fallback value is the alt-attribute of the thumbnail-image
  @@ -183,8 +198,34 @@ imageLightBox allows adding more images dynamically at runtime
  </script>
  ````
  +## Deep linking
  +
  +Open imageLightBox with a specific image
  +
  +###### Example:
  +
  +````javascript
  +<script src="jquery.js"></script>
  +<script src="imagelightbox.js"></script>
  +<script>
  + $( function()
  + {
  + // location: http://example.org/galleries/123#showImage_1
  + var hashData = $(location).attr('hash').substring(1).split('_');
  + if (hashData.length > 0 && hashData[0] === 'showImage')
  + {
  + // start imagelightbox with this image
  + var image = $(selector[data-ilb2-id="' + hashData[1] + '"]');
  + var lightboxInstance = $( selector ).imageLightbox();
  + lightboxInstance.startImageLightbox(image);
  + }
  + });
  +</script>
  +````
  +
  ## Changelog
  +* 0.7.8 Add deep link functionality
  * 0.7.7 Update webpack support (@paxperscientiam)
  * 0.7.6 Fix #126
  * 0.7.5 Add fullscreen option (@paxperscientiam)
  