src : add callback to .remove()

Fixes #147

_posts/docs/2010-12-04-methods.mdown

@@ -130,7 +130,7 @@ Re-collects all item elements in their current order in the DOM.  Useful for pre
 
 {% highlight javascript %}
 
-.isotope( 'remove', $items )
+.isotope( 'remove', $items, callback )
 
 {% endhighlight %}
 

jquery.isotope.js

@@ -1,12 +1,12 @@
 /**
- * Isotope v1.5.10
+ * Isotope v1.5.11
  * An exquisite jQuery plugin for magical layouts
  * http://isotope.metafizzy.co
  *
  * Commercial use requires one-time license fee
  * http://metafizzy.co/#licenses
  *
- * Copyright 2011 David DeSandro / Metafizzy
+ * Copyright 2012 David DeSandro / Metafizzy
  */
 
 /*jshint curly: true, eqeqeq: true, forin: false, immed: false, newcap: true, noempty: true, undef: true */
@@ -797,7 +797,7 @@
     },
     
     // removes elements from Isotope widget
-    remove: function( $content ) {
+    remove: function( $content, callback ) {
       // remove elements from Isotope instance in callback
       var instance = this;
       var removeContent = function() {
@@ -810,10 +810,13 @@
         this.styleQueue.push({ $el: $content, style: this.options.hiddenStyle });
         this.$filteredAtoms = this.$filteredAtoms.not( $content );
         this._sort();
-        this.reLayout( removeContent );
+        this.reLayout( removeContent, callback );
       } else {
         // remove it now
         removeContent();
+        if ( callback ) {
+          callback.call( this.element );
+        }
       }
 
     },