diff --git a/dist/gridstack.js b/dist/gridstack.js
index 302565459..f975633f4 100644
--- a/dist/gridstack.js
+++ b/dist/gridstack.js
@@ -177,7 +177,7 @@
         var collisionNode = _.find(this.nodes, _.bind(function(n) {
             return Utils.isIntercepted(n, nn);
         }, this));
-        return collisionNode === null;
+        return collisionNode === null || typeof collisionNode === 'undefined';
     };
 
     GridStackEngine.prototype._sortNodes = function(dir) {
@@ -277,7 +277,7 @@
         if (this._updateCounter) {
             return;
         }
-        var deletedNodes = Array.prototype.slice.call(arguments, 1).concat(this.getDirtyNodes());
+        var deletedNodes = Array.prototype.slice.call(arguments, 0);
         deletedNodes = deletedNodes.concat(this.getDirtyNodes());
         this.onchange(deletedNodes);
     };
diff --git a/dist/gridstack.min.js b/dist/gridstack.min.js
index c5f028dcb..3b0e94b6f 100644
--- a/dist/gridstack.min.js
+++ b/dist/gridstack.min.js
@@ -11,7 +11,7 @@ f.is_intercepted=d(f.isIntercepted,"is_intercepted","isIntercepted"),f.create_st
 // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
 var g=0,h=function(a,b,c,d,e){this.width=a,this["float"]=c||!1,this.height=d||0,this.nodes=e||[],this.onchange=b||function(){},this._updateCounter=0,this._float=this["float"]};h.prototype.batchUpdate=function(){this._updateCounter=1,this["float"]=!0},h.prototype.commit=function(){0!==this._updateCounter&&(this._updateCounter=0,this["float"]=this._float,this._packNodes(),this._notify())},
 // For Meteor support: https://github.com/troolee/gridstack.js/pull/272
-h.prototype.getNodeDataByDOMEl=function(a){return b.find(this.nodes,function(b){return a.get(0)===b.el.get(0)})},h.prototype._fixCollisions=function(a){this._sortNodes(-1);var c=a,d=Boolean(b.find(this.nodes,function(a){return a.locked}));for(this["float"]||d||(c={x:0,y:a.y,width:this.width,height:a.height});;){var e=b.find(this.nodes,b.bind(f._collisionNodeCheck,{node:a,nn:c}));if("undefined"==typeof e)return;this.moveNode(e,e.x,a.y+a.height,e.width,e.height,!0)}},h.prototype.isAreaEmpty=function(a,c,d,e){var g={x:a||0,y:c||0,width:d||1,height:e||1},h=b.find(this.nodes,b.bind(function(a){return f.isIntercepted(a,g)},this));return null===h},h.prototype._sortNodes=function(a){this.nodes=f.sort(this.nodes,a,this.width)},h.prototype._packNodes=function(){this._sortNodes(),this["float"]?b.each(this.nodes,b.bind(function(a,c){if(!a._updating&&"undefined"!=typeof a._origY&&a.y!=a._origY)for(var d=a.y;d>=a._origY;){var e=b.chain(this.nodes).find(b.bind(f._didCollide,{n:a,newY:d})).value();e||(a._dirty=!0,a.y=d),--d}},this)):b.each(this.nodes,b.bind(function(a,c){if(!a.locked)for(;a.y>0;){var d=a.y-1,e=0===c;if(c>0){var g=b.chain(this.nodes).take(c).find(b.bind(f._didCollide,{n:a,newY:d})).value();e="undefined"==typeof g}if(!e)break;a._dirty=a.y!=d,a.y=d}},this))},h.prototype._prepareNode=function(a,c){return a=b.defaults(a||{},{width:1,height:1,x:0,y:0}),a.x=parseInt(""+a.x),a.y=parseInt(""+a.y),a.width=parseInt(""+a.width),a.height=parseInt(""+a.height),a.autoPosition=a.autoPosition||!1,a.noResize=a.noResize||!1,a.noMove=a.noMove||!1,a.width>this.width?a.width=this.width:a.width<1&&(a.width=1),a.height<1&&(a.height=1),a.x<0&&(a.x=0),a.x+a.width>this.width&&(c?a.width=this.width-a.x:a.x=this.width-a.width),a.y<0&&(a.y=0),a},h.prototype._notify=function(){if(!this._updateCounter){var a=Array.prototype.slice.call(arguments,1).concat(this.getDirtyNodes());a=a.concat(this.getDirtyNodes()),this.onchange(a)}},h.prototype.cleanNodes=function(){this._updateCounter||b.each(this.nodes,function(a){a._dirty=!1})},h.prototype.getDirtyNodes=function(){return b.filter(this.nodes,function(a){return a._dirty})},h.prototype.addNode=function(a){if(a=this._prepareNode(a),"undefined"!=typeof a.maxWidth&&(a.width=Math.min(a.width,a.maxWidth)),"undefined"!=typeof a.maxHeight&&(a.height=Math.min(a.height,a.maxHeight)),"undefined"!=typeof a.minWidth&&(a.width=Math.max(a.width,a.minWidth)),"undefined"!=typeof a.minHeight&&(a.height=Math.max(a.height,a.minHeight)),a._id=++g,a._dirty=!0,a.autoPosition){this._sortNodes();for(var c=0;;++c){var d=c%this.width,e=Math.floor(c/this.width);if(!(d+a.width>this.width||b.find(this.nodes,b.bind(f._isAddNodeIntercepted,{x:d,y:e,node:a})))){a.x=d,a.y=e;break}}}return this.nodes.push(a),this._fixCollisions(a),this._packNodes(),this._notify(),a},h.prototype.removeNode=function(a){a._id=null,this.nodes=b.without(this.nodes,a),this._packNodes(),this._notify(a)},h.prototype.canMoveNode=function(c,d,e,f,g){var i=Boolean(b.find(this.nodes,function(a){return a.locked}));if(!this.height&&!i)return!0;var j,k=new h(this.width,null,this["float"],0,b.map(this.nodes,function(b){return b==c?j=a.extend({},b):a.extend({},b)}));k.moveNode(j,d,e,f,g);var l=!0;return i&&(l&=!Boolean(b.find(k.nodes,function(a){return a!=j&&Boolean(a.locked)&&Boolean(a._dirty)}))),this.height&&(l&=k.getGridHeight()<=this.height),l},h.prototype.canBePlacedWithRespectToHeight=function(c){if(!this.height)return!0;var d=new h(this.width,null,this["float"],0,b.map(this.nodes,function(b){return a.extend({},b)}));return d.addNode(c),d.getGridHeight()<=this.height},h.prototype.moveNode=function(a,b,c,d,e,f){if("number"!=typeof b&&(b=a.x),"number"!=typeof c&&(c=a.y),"number"!=typeof d&&(d=a.width),"number"!=typeof e&&(e=a.height),"undefined"!=typeof a.maxWidth&&(d=Math.min(d,a.maxWidth)),"undefined"!=typeof a.maxHeight&&(e=Math.min(e,a.maxHeight)),"undefined"!=typeof a.minWidth&&(d=Math.max(d,a.minWidth)),"undefined"!=typeof a.minHeight&&(e=Math.max(e,a.minHeight)),a.x==b&&a.y==c&&a.width==d&&a.height==e)return a;var g=a.width!=d;return a._dirty=!0,a.x=b,a.y=c,a.width=d,a.height=e,a=this._prepareNode(a,g),this._fixCollisions(a),f||(this._packNodes(),this._notify()),a},h.prototype.getGridHeight=function(){return b.reduce(this.nodes,function(a,b){return Math.max(a,b.y+b.height)},0)},h.prototype.beginUpdate=function(a){b.each(this.nodes,function(a){a._origY=a.y}),a._updating=!0},h.prototype.endUpdate=function(){b.each(this.nodes,function(a){a._origY=a.y});var a=b.find(this.nodes,function(a){return a._updating});a&&(a._updating=!1)};var i=function(c,d){var f,g,i=this;d=d||{},this.container=a(c),"undefined"!=typeof d.handle_class&&(d.handleClass=d.handle_class,e("handle_class","handleClass")),"undefined"!=typeof d.item_class&&(d.itemClass=d.item_class,e("item_class","itemClass")),"undefined"!=typeof d.placeholder_class&&(d.placeholderClass=d.placeholder_class,e("placeholder_class","placeholderClass")),"undefined"!=typeof d.placeholder_text&&(d.placeholderText=d.placeholder_text,e("placeholder_text","placeholderText")),"undefined"!=typeof d.item_class&&(d.itemClass=d.item_class,e("item_class","itemClass")),"undefined"!=typeof d.cell_height&&(d.cellHeight=d.cell_height,e("cell_height","cellHeight")),"undefined"!=typeof d.vertical_margin&&(d.verticalMargin=d.vertical_margin,e("vertical_margin","verticalMargin")),"undefined"!=typeof d.min_width&&(d.minWidth=d.min_width,e("min_width","minWidth")),"undefined"!=typeof d.static_grid&&(d.staticGrid=d.static_grid,e("static_grid","staticGrid")),"undefined"!=typeof d.is_nested&&(d.isNested=d.is_nested,e("is_nested","isNested")),"undefined"!=typeof d.always_show_resize_handle&&(d.alwaysShowResizeHandle=d.always_show_resize_handle,e("always_show_resize_handle","alwaysShowResizeHandle")),d.itemClass=d.itemClass||"grid-stack-item";var j=this.container.closest("."+d.itemClass).size()>0;if(this.opts=b.defaults(d||{},{width:parseInt(this.container.attr("data-gs-width"))||12,height:parseInt(this.container.attr("data-gs-height"))||0,itemClass:"grid-stack-item",placeholderClass:"grid-stack-placeholder",placeholderText:"",handle:".grid-stack-item-content",handleClass:null,cellHeight:60,verticalMargin:20,auto:!0,minWidth:768,"float":!1,staticGrid:!1,_class:"grid-stack-instance-"+(1e4*Math.random()).toFixed(0),animate:Boolean(this.container.attr("data-gs-animate"))||!1,alwaysShowResizeHandle:d.alwaysShowResizeHandle||!1,resizable:b.defaults(d.resizable||{},{autoHide:!d.alwaysShowResizeHandle,handles:"se"}),draggable:b.defaults(d.draggable||{},{handle:(d.handleClass?"."+d.handleClass:d.handle?d.handle:"")||".grid-stack-item-content",scroll:!1,appendTo:"body"}),disableDrag:d.disableDrag||!1,disableResize:d.disableResize||!1,rtl:"auto",removable:!1,removeTimeout:2e3}),"auto"===this.opts.rtl&&(this.opts.rtl="rtl"===this.container.css("direction")),this.opts.rtl&&this.container.addClass("grid-stack-rtl"),this.opts.isNested=j,g="auto"===this.opts.cellHeight,g?i.cellHeight(i.cellWidth(),!0):this.cellHeight(this.opts.cellHeight,!0),this.verticalMargin(this.opts.verticalMargin,!0),this.container.addClass(this.opts._class),this._setStaticClass(),j&&this.container.addClass("grid-stack-nested"),this._initStyles(),this.grid=new h(this.opts.width,function(a){var c=0;b.each(a,function(a){null===a._id?a.el.remove():(a.el.attr("data-gs-x",a.x).attr("data-gs-y",a.y).attr("data-gs-width",a.width).attr("data-gs-height",a.height),c=Math.max(c,a.y+a.height))}),i._updateStyles(c+10)},this.opts["float"],this.opts.height),this.opts.auto){var k=[],l=this;this.container.children("."+this.opts.itemClass+":not(."+this.opts.placeholderClass+")").each(function(b,c){c=a(c),k.push({el:c,i:parseInt(c.attr("data-gs-x"))+parseInt(c.attr("data-gs-y"))*l.opts.width})}),b.chain(k).sortBy(function(a){return a.i}).each(function(a){i._prepareElement(a.el)}).value()}this.setAnimation(this.opts.animate),this.placeholder=a('<div class="'+this.opts.placeholderClass+" "+this.opts.itemClass+'"><div class="placeholder-content">'+this.opts.placeholderText+"</div></div>").hide(),this._updateContainerHeight(),this._updateHeightsOnResize=b.throttle(function(){i.cellHeight(i.cellWidth(),!1)},100),this.onResizeHandler=function(){if(g&&i._updateHeightsOnResize(),i._isOneColumnMode()){if(f)return;f=!0,i.grid._sortNodes(),b.each(i.grid.nodes,function(a){i.container.append(a.el),i.opts.staticGrid||((a.noMove||i.opts.disableDrag)&&a.el.draggable("disable"),(a.noResize||i.opts.disableResize)&&a.el.resizable("disable"))})}else{if(!f)return;if(f=!1,i.opts.staticGrid)return;b.each(i.grid.nodes,function(a){a.noMove||i.opts.disableDrag||a.el.draggable("enable"),a.noResize||i.opts.disableResize||a.el.resizable("enable")})}},a(window).resize(this.onResizeHandler),this.onResizeHandler()};
+h.prototype.getNodeDataByDOMEl=function(a){return b.find(this.nodes,function(b){return a.get(0)===b.el.get(0)})},h.prototype._fixCollisions=function(a){this._sortNodes(-1);var c=a,d=Boolean(b.find(this.nodes,function(a){return a.locked}));for(this["float"]||d||(c={x:0,y:a.y,width:this.width,height:a.height});;){var e=b.find(this.nodes,b.bind(f._collisionNodeCheck,{node:a,nn:c}));if("undefined"==typeof e)return;this.moveNode(e,e.x,a.y+a.height,e.width,e.height,!0)}},h.prototype.isAreaEmpty=function(a,c,d,e){var g={x:a||0,y:c||0,width:d||1,height:e||1},h=b.find(this.nodes,b.bind(function(a){return f.isIntercepted(a,g)},this));return null===h||"undefined"==typeof h},h.prototype._sortNodes=function(a){this.nodes=f.sort(this.nodes,a,this.width)},h.prototype._packNodes=function(){this._sortNodes(),this["float"]?b.each(this.nodes,b.bind(function(a,c){if(!a._updating&&"undefined"!=typeof a._origY&&a.y!=a._origY)for(var d=a.y;d>=a._origY;){var e=b.chain(this.nodes).find(b.bind(f._didCollide,{n:a,newY:d})).value();e||(a._dirty=!0,a.y=d),--d}},this)):b.each(this.nodes,b.bind(function(a,c){if(!a.locked)for(;a.y>0;){var d=a.y-1,e=0===c;if(c>0){var g=b.chain(this.nodes).take(c).find(b.bind(f._didCollide,{n:a,newY:d})).value();e="undefined"==typeof g}if(!e)break;a._dirty=a.y!=d,a.y=d}},this))},h.prototype._prepareNode=function(a,c){return a=b.defaults(a||{},{width:1,height:1,x:0,y:0}),a.x=parseInt(""+a.x),a.y=parseInt(""+a.y),a.width=parseInt(""+a.width),a.height=parseInt(""+a.height),a.autoPosition=a.autoPosition||!1,a.noResize=a.noResize||!1,a.noMove=a.noMove||!1,a.width>this.width?a.width=this.width:a.width<1&&(a.width=1),a.height<1&&(a.height=1),a.x<0&&(a.x=0),a.x+a.width>this.width&&(c?a.width=this.width-a.x:a.x=this.width-a.width),a.y<0&&(a.y=0),a},h.prototype._notify=function(){if(!this._updateCounter){var a=Array.prototype.slice.call(arguments,0);a=a.concat(this.getDirtyNodes()),this.onchange(a)}},h.prototype.cleanNodes=function(){this._updateCounter||b.each(this.nodes,function(a){a._dirty=!1})},h.prototype.getDirtyNodes=function(){return b.filter(this.nodes,function(a){return a._dirty})},h.prototype.addNode=function(a){if(a=this._prepareNode(a),"undefined"!=typeof a.maxWidth&&(a.width=Math.min(a.width,a.maxWidth)),"undefined"!=typeof a.maxHeight&&(a.height=Math.min(a.height,a.maxHeight)),"undefined"!=typeof a.minWidth&&(a.width=Math.max(a.width,a.minWidth)),"undefined"!=typeof a.minHeight&&(a.height=Math.max(a.height,a.minHeight)),a._id=++g,a._dirty=!0,a.autoPosition){this._sortNodes();for(var c=0;;++c){var d=c%this.width,e=Math.floor(c/this.width);if(!(d+a.width>this.width||b.find(this.nodes,b.bind(f._isAddNodeIntercepted,{x:d,y:e,node:a})))){a.x=d,a.y=e;break}}}return this.nodes.push(a),this._fixCollisions(a),this._packNodes(),this._notify(),a},h.prototype.removeNode=function(a){a._id=null,this.nodes=b.without(this.nodes,a),this._packNodes(),this._notify(a)},h.prototype.canMoveNode=function(c,d,e,f,g){var i=Boolean(b.find(this.nodes,function(a){return a.locked}));if(!this.height&&!i)return!0;var j,k=new h(this.width,null,this["float"],0,b.map(this.nodes,function(b){return b==c?j=a.extend({},b):a.extend({},b)}));k.moveNode(j,d,e,f,g);var l=!0;return i&&(l&=!Boolean(b.find(k.nodes,function(a){return a!=j&&Boolean(a.locked)&&Boolean(a._dirty)}))),this.height&&(l&=k.getGridHeight()<=this.height),l},h.prototype.canBePlacedWithRespectToHeight=function(c){if(!this.height)return!0;var d=new h(this.width,null,this["float"],0,b.map(this.nodes,function(b){return a.extend({},b)}));return d.addNode(c),d.getGridHeight()<=this.height},h.prototype.moveNode=function(a,b,c,d,e,f){if("number"!=typeof b&&(b=a.x),"number"!=typeof c&&(c=a.y),"number"!=typeof d&&(d=a.width),"number"!=typeof e&&(e=a.height),"undefined"!=typeof a.maxWidth&&(d=Math.min(d,a.maxWidth)),"undefined"!=typeof a.maxHeight&&(e=Math.min(e,a.maxHeight)),"undefined"!=typeof a.minWidth&&(d=Math.max(d,a.minWidth)),"undefined"!=typeof a.minHeight&&(e=Math.max(e,a.minHeight)),a.x==b&&a.y==c&&a.width==d&&a.height==e)return a;var g=a.width!=d;return a._dirty=!0,a.x=b,a.y=c,a.width=d,a.height=e,a=this._prepareNode(a,g),this._fixCollisions(a),f||(this._packNodes(),this._notify()),a},h.prototype.getGridHeight=function(){return b.reduce(this.nodes,function(a,b){return Math.max(a,b.y+b.height)},0)},h.prototype.beginUpdate=function(a){b.each(this.nodes,function(a){a._origY=a.y}),a._updating=!0},h.prototype.endUpdate=function(){b.each(this.nodes,function(a){a._origY=a.y});var a=b.find(this.nodes,function(a){return a._updating});a&&(a._updating=!1)};var i=function(c,d){var f,g,i=this;d=d||{},this.container=a(c),"undefined"!=typeof d.handle_class&&(d.handleClass=d.handle_class,e("handle_class","handleClass")),"undefined"!=typeof d.item_class&&(d.itemClass=d.item_class,e("item_class","itemClass")),"undefined"!=typeof d.placeholder_class&&(d.placeholderClass=d.placeholder_class,e("placeholder_class","placeholderClass")),"undefined"!=typeof d.placeholder_text&&(d.placeholderText=d.placeholder_text,e("placeholder_text","placeholderText")),"undefined"!=typeof d.item_class&&(d.itemClass=d.item_class,e("item_class","itemClass")),"undefined"!=typeof d.cell_height&&(d.cellHeight=d.cell_height,e("cell_height","cellHeight")),"undefined"!=typeof d.vertical_margin&&(d.verticalMargin=d.vertical_margin,e("vertical_margin","verticalMargin")),"undefined"!=typeof d.min_width&&(d.minWidth=d.min_width,e("min_width","minWidth")),"undefined"!=typeof d.static_grid&&(d.staticGrid=d.static_grid,e("static_grid","staticGrid")),"undefined"!=typeof d.is_nested&&(d.isNested=d.is_nested,e("is_nested","isNested")),"undefined"!=typeof d.always_show_resize_handle&&(d.alwaysShowResizeHandle=d.always_show_resize_handle,e("always_show_resize_handle","alwaysShowResizeHandle")),d.itemClass=d.itemClass||"grid-stack-item";var j=this.container.closest("."+d.itemClass).size()>0;if(this.opts=b.defaults(d||{},{width:parseInt(this.container.attr("data-gs-width"))||12,height:parseInt(this.container.attr("data-gs-height"))||0,itemClass:"grid-stack-item",placeholderClass:"grid-stack-placeholder",placeholderText:"",handle:".grid-stack-item-content",handleClass:null,cellHeight:60,verticalMargin:20,auto:!0,minWidth:768,"float":!1,staticGrid:!1,_class:"grid-stack-instance-"+(1e4*Math.random()).toFixed(0),animate:Boolean(this.container.attr("data-gs-animate"))||!1,alwaysShowResizeHandle:d.alwaysShowResizeHandle||!1,resizable:b.defaults(d.resizable||{},{autoHide:!d.alwaysShowResizeHandle,handles:"se"}),draggable:b.defaults(d.draggable||{},{handle:(d.handleClass?"."+d.handleClass:d.handle?d.handle:"")||".grid-stack-item-content",scroll:!1,appendTo:"body"}),disableDrag:d.disableDrag||!1,disableResize:d.disableResize||!1,rtl:"auto",removable:!1,removeTimeout:2e3}),"auto"===this.opts.rtl&&(this.opts.rtl="rtl"===this.container.css("direction")),this.opts.rtl&&this.container.addClass("grid-stack-rtl"),this.opts.isNested=j,g="auto"===this.opts.cellHeight,g?i.cellHeight(i.cellWidth(),!0):this.cellHeight(this.opts.cellHeight,!0),this.verticalMargin(this.opts.verticalMargin,!0),this.container.addClass(this.opts._class),this._setStaticClass(),j&&this.container.addClass("grid-stack-nested"),this._initStyles(),this.grid=new h(this.opts.width,function(a){var c=0;b.each(a,function(a){null===a._id?a.el.remove():(a.el.attr("data-gs-x",a.x).attr("data-gs-y",a.y).attr("data-gs-width",a.width).attr("data-gs-height",a.height),c=Math.max(c,a.y+a.height))}),i._updateStyles(c+10)},this.opts["float"],this.opts.height),this.opts.auto){var k=[],l=this;this.container.children("."+this.opts.itemClass+":not(."+this.opts.placeholderClass+")").each(function(b,c){c=a(c),k.push({el:c,i:parseInt(c.attr("data-gs-x"))+parseInt(c.attr("data-gs-y"))*l.opts.width})}),b.chain(k).sortBy(function(a){return a.i}).each(function(a){i._prepareElement(a.el)}).value()}this.setAnimation(this.opts.animate),this.placeholder=a('<div class="'+this.opts.placeholderClass+" "+this.opts.itemClass+'"><div class="placeholder-content">'+this.opts.placeholderText+"</div></div>").hide(),this._updateContainerHeight(),this._updateHeightsOnResize=b.throttle(function(){i.cellHeight(i.cellWidth(),!1)},100),this.onResizeHandler=function(){if(g&&i._updateHeightsOnResize(),i._isOneColumnMode()){if(f)return;f=!0,i.grid._sortNodes(),b.each(i.grid.nodes,function(a){i.container.append(a.el),i.opts.staticGrid||((a.noMove||i.opts.disableDrag)&&a.el.draggable("disable"),(a.noResize||i.opts.disableResize)&&a.el.resizable("disable"))})}else{if(!f)return;if(f=!1,i.opts.staticGrid)return;b.each(i.grid.nodes,function(a){a.noMove||i.opts.disableDrag||a.el.draggable("enable"),a.noResize||i.opts.disableResize||a.el.resizable("enable")})}},a(window).resize(this.onResizeHandler),this.onResizeHandler()};
 // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
 // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
 return i.prototype._triggerChangeEvent=function(a){var b=this.grid.getDirtyNodes(),c=!1,d=[];b&&b.length&&(d.push(b),c=!0),(c||a===!0)&&this.container.trigger("change",d)},i.prototype._initStyles=function(){this._stylesId&&f.removeStylesheet(this._stylesId),this._stylesId="gridstack-style-"+(1e5*Math.random()).toFixed(),this._styles=f.createStylesheet(this._stylesId),null!==this._styles&&(this._styles._max=0)},i.prototype._updateStyles=function(a){if(null!==this._styles&&"undefined"!=typeof this._styles){var b,c="."+this.opts._class+" ."+this.opts.itemClass,d=this;if("undefined"==typeof a&&(a=this._styles._max,this._initStyles(),this._updateContainerHeight()),this.opts.cellHeight&&!(0!==this._styles._max&&a<=this._styles._max)&&(b=this.opts.verticalMargin&&this.opts.cellHeightUnit!==this.opts.verticalMarginUnit?function(a,b){return a&&b?"calc("+(d.opts.cellHeight*a+d.opts.cellHeightUnit)+" + "+(d.opts.verticalMargin*b+d.opts.verticalMarginUnit)+")":d.opts.cellHeight*a+d.opts.verticalMargin*b+d.opts.cellHeightUnit}:function(a,b){return d.opts.cellHeight*a+d.opts.verticalMargin*b+d.opts.cellHeightUnit},0===this._styles._max&&f.insertCSSRule(this._styles,c,"min-height: "+b(1,0)+";",0),a>this._styles._max)){for(var e=this._styles._max;a>e;++e)f.insertCSSRule(this._styles,c+'[data-gs-height="'+(e+1)+'"]',"height: "+b(e+1,e)+";",e),f.insertCSSRule(this._styles,c+'[data-gs-min-height="'+(e+1)+'"]',"min-height: "+b(e+1,e)+";",e),f.insertCSSRule(this._styles,c+'[data-gs-max-height="'+(e+1)+'"]',"max-height: "+b(e+1,e)+";",e),f.insertCSSRule(this._styles,c+'[data-gs-y="'+e+'"]',"top: "+b(e,e)+";",e);this._styles._max=a}}},i.prototype._updateContainerHeight=function(){if(!this.grid._updateCounter){var a=this.grid.getGridHeight();this.container.attr("data-gs-current-height",a),this.opts.cellHeight&&(this.opts.verticalMargin?this.opts.cellHeightUnit===this.opts.verticalMarginUnit?this.container.css("height",a*(this.opts.cellHeight+this.opts.verticalMargin)-this.opts.verticalMargin+this.opts.cellHeightUnit):this.container.css("height","calc("+(a*this.opts.cellHeight+this.opts.cellHeightUnit)+" + "+(a*(this.opts.verticalMargin-1)+this.opts.verticalMarginUnit)+")"):this.container.css("height",a*this.opts.cellHeight+this.opts.cellHeightUnit))}},i.prototype._isOneColumnMode=function(){return(window.innerWidth||document.documentElement.clientWidth||document.body.clientWidth)<=this.opts.minWidth},i.prototype._prepareElement=function(c){var d=this;c=a(c),c.addClass(this.opts.itemClass);var e=d.grid.addNode({x:c.attr("data-gs-x"),y:c.attr("data-gs-y"),width:c.attr("data-gs-width"),height:c.attr("data-gs-height"),maxWidth:c.attr("data-gs-max-width"),minWidth:c.attr("data-gs-min-width"),maxHeight:c.attr("data-gs-max-height"),minHeight:c.attr("data-gs-min-height"),autoPosition:f.toBool(c.attr("data-gs-auto-position")),noResize:f.toBool(c.attr("data-gs-no-resize")),noMove:f.toBool(c.attr("data-gs-no-move")),locked:f.toBool(c.attr("data-gs-locked")),el:c,id:c.attr("data-gs-id")});c.data("_gridstack_node",e);var g,h,i,j=function(){!i&&d.opts.removable&&(i=setTimeout(function(){c.addClass("grid-stack-item-removing"),e._isAboutToRemove=!0},d.opts.removeTimeout))},k=function(){i&&(clearTimeout(i),i=null,c.removeClass("grid-stack-item-removing"),e._isAboutToRemove=!1)},l=function(a,b){var c,f,i=Math.round(b.position.left/g),l=Math.floor((b.position.top+h/2)/h);if("drag"!=a.type&&(c=Math.round(b.size.width/g),f=Math.round(b.size.height/h)),"drag"==a.type)0>i||i>=d.grid.width||0>l?(j(),i=e._beforeDragX,l=e._beforeDragY,d.placeholder.detach(),d.placeholder.hide(),d.grid.removeNode(e),d._updateContainerHeight(),e._temporaryRemoved=!0):(k(),e._temporaryRemoved&&(d.grid.addNode(e),d.placeholder.attr("data-gs-x",i).attr("data-gs-y",l).attr("data-gs-width",c).attr("data-gs-height",f).show(),d.container.append(d.placeholder),e.el=d.placeholder,e._temporaryRemoved=!1));else if("resize"==a.type&&0>i)return;d.grid.canMoveNode(e,i,l,c,f)&&(d.grid.moveNode(e,i,l,c,f),d._updateContainerHeight())},m=function(b,f){d.container.append(d.placeholder);var i=a(this);d.grid.cleanNodes(),d.grid.beginUpdate(e),g=Math.ceil(i.outerWidth()/i.attr("data-gs-width"));var j=Math.ceil(i.outerHeight()/i.attr("data-gs-height"));h=d.container.height()/parseInt(d.container.attr("data-gs-current-height")),d.placeholder.attr("data-gs-x",i.attr("data-gs-x")).attr("data-gs-y",i.attr("data-gs-y")).attr("data-gs-width",i.attr("data-gs-width")).attr("data-gs-height",i.attr("data-gs-height")).show(),e.el=d.placeholder,e._beforeDragX=e.x,e._beforeDragY=e.y,c.resizable("option","minWidth",g*(e.minWidth||1)),c.resizable("option","minHeight",j*(e.minHeight||1)),"resizestart"==b.type&&i.find(".grid-stack-item").trigger("resizestart")},n=function(b,f){var g=!1;d.placeholder.detach();var h=a(this);e.el=h,d.placeholder.hide(),e._isAboutToRemove?(g=!0,c.removeData("_gridstack_node"),c.remove()):(k(),e._temporaryRemoved?(h.attr("data-gs-x",e._beforeDragX).attr("data-gs-y",e._beforeDragY).attr("data-gs-width",e.width).attr("data-gs-height",e.height).removeAttr("style"),e.x=e._beforeDragX,e.y=e._beforeDragY,d.grid.addNode(e)):h.attr("data-gs-x",e.x).attr("data-gs-y",e.y).attr("data-gs-width",e.width).attr("data-gs-height",e.height).removeAttr("style")),d._updateContainerHeight(),d._triggerChangeEvent(g),d.grid.endUpdate();var i=h.find(".grid-stack");i.length&&"resizestop"==b.type&&(i.each(function(b,c){a(c).data("gridstack").onResizeHandler()}),h.find(".grid-stack-item").trigger("resizestop"))};c.draggable(b.extend(this.opts.draggable,{containment:this.opts.isNested?this.container.parent():null,start:m,stop:n,drag:l})).resizable(b.extend(this.opts.resizable,{start:m,stop:n,resize:l})),(e.noMove||this._isOneColumnMode()||this.opts.staticGrid||this.opts.disableDrag)&&c.draggable("disable"),(e.noResize||this._isOneColumnMode()||this.opts.staticGrid||this.opts.disableResize)&&c.resizable("disable"),c.attr("data-gs-locked",e.locked?"yes":null)},i.prototype.setAnimation=function(a){a?this.container.addClass("grid-stack-animate"):this.container.removeClass("grid-stack-animate")},i.prototype.addWidget=function(b,c,d,e,f,g,h,i,j,k,l){return b=a(b),"undefined"!=typeof c&&b.attr("data-gs-x",c),"undefined"!=typeof d&&b.attr("data-gs-y",d),"undefined"!=typeof e&&b.attr("data-gs-width",e),"undefined"!=typeof f&&b.attr("data-gs-height",f),"undefined"!=typeof g&&b.attr("data-gs-auto-position",g?"yes":null),"undefined"!=typeof h&&b.attr("data-gs-min-width",h),"undefined"!=typeof i&&b.attr("data-gs-max-width",i),"undefined"!=typeof j&&b.attr("data-gs-min-height",j),"undefined"!=typeof k&&b.attr("data-gs-max-height",k),"undefined"!=typeof l&&b.attr("data-gs-id",l),this.container.append(b),this._prepareElement(b),this._updateContainerHeight(),this._triggerChangeEvent(!0),b},i.prototype.makeWidget=function(b){return b=a(b),this._prepareElement(b),this._updateContainerHeight(),this._triggerChangeEvent(!0),b},i.prototype.willItFit=function(a,b,c,d,e){var f={x:a,y:b,width:c,height:d,autoPosition:e};return this.grid.canBePlacedWithRespectToHeight(f)},i.prototype.removeWidget=function(b,c){c="undefined"==typeof c?!0:c,b=a(b);var d=b.data("_gridstack_node");
diff --git a/dist/gridstack.min.map b/dist/gridstack.min.map
index 7c24269ca..25a036a2d 100644
--- a/dist/gridstack.min.map
+++ b/dist/gridstack.min.map
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\ No newline at end of file
diff --git a/src/gridstack.js b/src/gridstack.js
index ae2510e0a..f975633f4 100644
--- a/src/gridstack.js
+++ b/src/gridstack.js
@@ -277,7 +277,7 @@
         if (this._updateCounter) {
             return;
         }
-        var deletedNodes = Array.prototype.slice.call(arguments, 1).concat(this.getDirtyNodes());
+        var deletedNodes = Array.prototype.slice.call(arguments, 0);
         deletedNodes = deletedNodes.concat(this.getDirtyNodes());
         this.onchange(deletedNodes);
     };