diff --git a/wp-admin/js/theme.js b/wp-admin/js/theme.js
index d19605194..a819da987 100644
--- a/wp-admin/js/theme.js
+++ b/wp-admin/js/theme.js
@@ -1 +1 @@
-jQuery(function(a){a("#availablethemes").on("click",".theme-detail",function(c){var d=a(this).closest(".available-theme"),b=d.find(".themedetaildiv");if(!b.length){b=d.find(".install-theme-info .theme-details");b=b.clone().addClass("themedetaildiv").appendTo(d).hide()}b.toggle();c.preventDefault()})});jQuery(function(b){var c,a;if(typeof wp==="undefined"||!wp.customize||!(c=wp.customize.Loader)){return}a=window.location.href.replace(/[#?].*$/,"")+"?activated=true";c.bind("open",function(){c.messenger.bind("switched",function(){c.unbind("close",c.overlay.hide);c.bind("close",function(){window.location=a})})})});jQuery(function(c){if(!window.postMessage){return}var e=c("#theme-installer"),d=e.find(".install-theme-info"),b=e.find(".wp-full-overlay-main"),a=c(document.body);e.on("click",".close-full-overlay",function(f){e.fadeOut(200,function(){b.empty();a.removeClass("theme-installer-active full-overlay-active")});f.preventDefault()});e.on("click",".collapse-sidebar",function(f){e.toggleClass("collapsed");f.preventDefault()});c("#availablethemes").on("click",".install-theme-preview",function(f){var g;d.html(c(this).closest(".installable-theme").find(".install-theme-info").html());g=d.find(".theme-preview-url").val();b.html('<iframe src="'+g+'" />');e.fadeIn(200,function(){a.addClass("theme-installer-active full-overlay-active")});f.preventDefault()})});var ThemeViewer;(function(a){ThemeViewer=function(b){function d(){a("#filter-click, #mini-filter-click").unbind("click").click(function(){a("#filter-click").toggleClass("current");a("#filter-box").slideToggle();a("#current-theme").slideToggle(300);return false});a("#filter-box :checkbox").unbind("click").click(function(){var e=a("#filter-box :checked").length,f=a("#filter-click").text();if(f.indexOf("(")!=-1){f=f.substr(0,f.indexOf("("))}if(e==0){a("#filter-click").text(f)}else{a("#filter-click").text(f+" ("+e+")")}})}var c={init:d};return c}})(jQuery);jQuery(document).ready(function(a){theme_viewer=new ThemeViewer();theme_viewer.init()});var ThemeScroller;(function(a){ThemeScroller={querying:false,scrollPollingDelay:500,failedRetryDelay:4000,outListBottomThreshold:300,init:function(){var b=this;if(typeof ajaxurl==="undefined"||typeof list_args==="undefined"||typeof theme_list_args==="undefined"){a(".pagination-links").show();return}this.nonce=a("#_ajax_fetch_list_nonce").val();this.nextPage=(theme_list_args.paged+1);this.$outList=a("#availablethemes");this.$spinner=a("div.tablenav.bottom").children("img.ajax-loading");this.$window=a(window);this.$document=a(document);if(theme_list_args.total_pages>=this.nextPage){this.pollInterval=setInterval(function(){return b.poll()},this.scrollPollingDelay)}},poll:function(){var b=this.$document.scrollTop()+this.$window.innerHeight();if(this.querying||(b<this.$outList.height()-this.outListBottomThreshold)){return}this.ajax()},process:function(b){if(b===undefined){clearInterval(this.pollInterval);return}if(this.nextPage>theme_list_args.total_pages){clearInterval(this.pollInterval)}if(this.nextPage<=(theme_list_args.total_pages+1)){this.$outList.append(b.rows)}},ajax:function(){var b=this;this.querying=true;var c={action:"fetch-list",paged:this.nextPage,s:theme_list_args.search,tab:theme_list_args.tab,type:theme_list_args.type,_ajax_fetch_list_nonce:this.nonce,"features[]":theme_list_args.features,list_args:list_args};this.$spinner.css("visibility","visible");a.getJSON(ajaxurl,c).done(function(d){b.nextPage++;b.process(d);b.$spinner.css("visibility","hidden");b.querying=false}).fail(function(){b.$spinner.css("visibility","hidden");b.querying=false;setTimeout(function(){b.ajax()},b.failedRetryDelay)})}};a(document).ready(function(b){ThemeScroller.init()})})(jQuery);
\ No newline at end of file
+jQuery(function(a){a("#availablethemes").on("click",".theme-detail",function(c){var d=a(this).closest(".available-theme"),b=d.find(".themedetaildiv");if(!b.length){b=d.find(".install-theme-info .theme-details");b=b.clone().addClass("themedetaildiv").appendTo(d).hide()}b.toggle();c.preventDefault()})});jQuery(function(c){if(!window.postMessage){return}var e=c("#theme-installer"),d=e.find(".install-theme-info"),b=e.find(".wp-full-overlay-main"),a=c(document.body);e.on("click",".close-full-overlay",function(f){e.fadeOut(200,function(){b.empty();a.removeClass("theme-installer-active full-overlay-active")});f.preventDefault()});e.on("click",".collapse-sidebar",function(f){e.toggleClass("collapsed");f.preventDefault()});c("#availablethemes").on("click",".install-theme-preview",function(f){var g;d.html(c(this).closest(".installable-theme").find(".install-theme-info").html());g=d.find(".theme-preview-url").val();b.html('<iframe src="'+g+'" />');e.fadeIn(200,function(){a.addClass("theme-installer-active full-overlay-active")});f.preventDefault()})});var ThemeViewer;(function(a){ThemeViewer=function(b){function d(){a("#filter-click, #mini-filter-click").unbind("click").click(function(){a("#filter-click").toggleClass("current");a("#filter-box").slideToggle();a("#current-theme").slideToggle(300);return false});a("#filter-box :checkbox").unbind("click").click(function(){var e=a("#filter-box :checked").length,f=a("#filter-click").text();if(f.indexOf("(")!=-1){f=f.substr(0,f.indexOf("("))}if(e==0){a("#filter-click").text(f)}else{a("#filter-click").text(f+" ("+e+")")}})}var c={init:d};return c}})(jQuery);jQuery(document).ready(function(a){theme_viewer=new ThemeViewer();theme_viewer.init()});var ThemeScroller;(function(a){ThemeScroller={querying:false,scrollPollingDelay:500,failedRetryDelay:4000,outListBottomThreshold:300,init:function(){var b=this;if(typeof ajaxurl==="undefined"||typeof list_args==="undefined"||typeof theme_list_args==="undefined"){a(".pagination-links").show();return}this.nonce=a("#_ajax_fetch_list_nonce").val();this.nextPage=(theme_list_args.paged+1);this.$outList=a("#availablethemes");this.$spinner=a("div.tablenav.bottom").children("img.ajax-loading");this.$window=a(window);this.$document=a(document);if(theme_list_args.total_pages>=this.nextPage){this.pollInterval=setInterval(function(){return b.poll()},this.scrollPollingDelay)}},poll:function(){var b=this.$document.scrollTop()+this.$window.innerHeight();if(this.querying||(b<this.$outList.height()-this.outListBottomThreshold)){return}this.ajax()},process:function(b){if(b===undefined){clearInterval(this.pollInterval);return}if(this.nextPage>theme_list_args.total_pages){clearInterval(this.pollInterval)}if(this.nextPage<=(theme_list_args.total_pages+1)){this.$outList.append(b.rows)}},ajax:function(){var b=this;this.querying=true;var c={action:"fetch-list",paged:this.nextPage,s:theme_list_args.search,tab:theme_list_args.tab,type:theme_list_args.type,_ajax_fetch_list_nonce:this.nonce,"features[]":theme_list_args.features,list_args:list_args};this.$spinner.css("visibility","visible");a.getJSON(ajaxurl,c).done(function(d){b.nextPage++;b.process(d);b.$spinner.css("visibility","hidden");b.querying=false}).fail(function(){b.$spinner.css("visibility","hidden");b.querying=false;setTimeout(function(){b.ajax()},b.failedRetryDelay)})}};a(document).ready(function(b){ThemeScroller.init()})})(jQuery);
\ No newline at end of file
diff --git a/wp-includes/js/customize-controls.js b/wp-includes/js/customize-controls.js
index 32cbeb67f..aee93defe 100644
--- a/wp-includes/js/customize-controls.js
+++ b/wp-includes/js/customize-controls.js
@@ -1 +1 @@
-(function(a,c){var b=wp.customize;b.Setting=b.Value.extend({initialize:function(g,f,d){var e;b.Value.prototype.initialize.call(this,f,d);this.id=g;this.transport=this.transport||"refresh";this.bind(this.preview)},preview:function(){switch(this.transport){case"refresh":return this.previewer.refresh();case"postMessage":return this.previewer.send("setting",[this.id,this()])}}});b.Control=b.Class.extend({initialize:function(i,e){var g=this,d,h,f;this.params={};c.extend(this,e||{});this.id=i;this.selector="#customize-control-"+i.replace("]","").replace("[","-");this.container=c(this.selector);f=c.map(this.params.settings,function(j){return j});b.apply(b,f.concat(function(){var j;g.settings={};for(j in g.params.settings){g.settings[j]=b(g.params.settings[j])}g.setting=g.settings["default"]||null;g.ready()}));g.elements=[];d=this.container.find("[data-customize-setting-link]");h={};d.each(function(){var k=c(this),j;if(k.is(":radio")){j=k.prop("name");if(h[j]){return}h[j]=true;k=d.filter('[name="'+j+'"]')}b(k.data("customizeSettingLink"),function(m){var l=new b.Element(k);g.elements.push(l);l.sync(m);l.set(m())})})},ready:function(){},dropdownInit:function(){var e=this,d=this.container.find(".dropdown-status"),f=this.params,g=function(h){if(typeof h==="string"&&f.statuses&&f.statuses[h]){d.html(f.statuses[h]).show()}else{d.hide()}};this.container.on("click",".dropdown",function(h){h.preventDefault();e.container.toggleClass("open")});this.setting.bind(g);g(this.setting())}});b.ColorControl=b.Control.extend({ready:function(){var e=this,d,f,g;d=this.container.find(".dropdown-content");g=function(h){h=h?"#"+h:"";d.css("background",h);e.farbtastic.setColor(h)};this.farbtastic=c.farbtastic(this.container.find(".farbtastic-placeholder"),function(h){e.setting.set(h.replace("#",""))});this.setting.bind(g);g(this.setting());this.dropdownInit()}});b.UploadControl=b.Control.extend({ready:function(){var d=this;this.params.removed=this.params.removed||"";this.success=c.proxy(this.success,this);this.uploader=c.extend({container:this.container,browser:this.container.find(".upload"),dropzone:this.container.find(".upload-dropzone"),success:this.success},this.uploader||{});this.uploader=new wp.Uploader(this.uploader);this.remover=this.container.find(".remove");this.remover.click(function(e){d.setting.set(d.params.removed);e.preventDefault()});this.removerVisibility=c.proxy(this.removerVisibility,this);this.setting.bind(this.removerVisibility);this.removerVisibility(this.setting.get());if(this.params.context){d.uploader.param("post_data[context]",this.params.context)}},success:function(d){this.setting.set(d.url)},removerVisibility:function(d){this.remover.toggle(d!=this.params.removed)}});b.ImageControl=b.UploadControl.extend({ready:function(){var e=this,d;this.uploader={};if(!wp.Uploader.dragdrop){this.uploader.browser=this.container.find(".upload-fallback")}b.UploadControl.prototype.ready.call(this);this.thumbnail=this.container.find(".preview-thumbnail img");this.thumbnailSrc=c.proxy(this.thumbnailSrc,this);this.setting.bind(this.thumbnailSrc);this.library=this.container.find(".library");this.tabs={};d=this.library.find(".library-content");this.library.children("ul").children("li").each(function(){var g=c(this),h=g.data("customizeTab"),f=d.filter('[data-customize-tab="'+h+'"]');e.tabs[h]={both:g.add(f),link:g,panel:f}});this.selected=this.tabs[d.first().data("customizeTab")];this.selected.both.addClass("library-selected");this.library.children("ul").on("click","li",function(g){var h=c(this).data("customizeTab"),f=e.tabs[h];g.preventDefault();if(f.link.hasClass("library-selected")){return}e.selected.both.removeClass("library-selected");e.selected=f;e.selected.both.addClass("library-selected")});this.library.on("click","a",function(f){var g=c(this).data("customizeImageValue");if(g){e.setting.set(g);f.preventDefault()}});if(this.tabs.uploaded){this.tabs.uploaded.target=this.library.find(".uploaded-target");if(!this.tabs.uploaded.panel.find(".thumbnail").length){this.tabs.uploaded.both.addClass("hidden")}}this.dropdownInit()},success:function(d){b.UploadControl.prototype.success.call(this,d);if(this.tabs.uploaded&&this.tabs.uploaded.target.length){this.tabs.uploaded.both.removeClass("hidden");c('<a href="#" class="thumbnail"></a>').data("customizeImageValue",d.url).append('<img src="'+d.url+'" />').appendTo(this.tabs.uploaded.target)}},thumbnailSrc:function(d){if(/^(https?:)?\/\//.test(d)){this.thumbnail.prop("src",d).show()}else{this.thumbnail.hide()}}});b.defaultConstructor=b.Setting;b.control=new b.Values({defaultConstructor:b.Control});b.Previewer=b.Messenger.extend({refreshBuffer:250,initialize:function(g,e){var d=this,f=/^https?/;c.extend(this,e||{});this.loaded=c.proxy(this.loaded,this);this.refresh=(function(h){var i=h.refresh,k=function(){j=null;i.call(h)},j;return function(){if(typeof j!=="number"){if(h.loading){h.loading.remove();delete h.loading;h.loader()}else{return k()}}clearTimeout(j);j=setTimeout(k,h.refreshBuffer)}})(this);this.container=b.ensure(g.container);this.allowedUrls=g.allowedUrls;b.Messenger.prototype.initialize.call(this,g.url);this.origin.unlink(this.url).set(window.location.href);this.add("scheme",this.origin()).link(this.origin).setter(function(i){var h=i.match(f);return h?h[0]:""});this.url.setter(function(i){var h;if(/\/wp-admin(\/|$)/.test(i.replace(/[#?].*$/,""))){return null}c.each([i.replace(f,d.scheme()),i],function(k,j){c.each(d.allowedUrls,function(l,m){if(0===j.indexOf(m)){h=j;return false}});if(h){return false}});return h?h:null});this.url.bind(this.refresh);this.scroll=0;this.bind("scroll",function(h){this.scroll=h});this.bind("url",this.url)},loader:function(){if(this.loading){return this.loading}this.loading=c("<iframe />").appendTo(this.container);return this.loading},loaded:function(){if(this.iframe){this.iframe.remove()}this.iframe=this.loading;delete this.loading;this.targetWindow(this.iframe[0].contentWindow);this.send("scroll",this.scroll)},query:function(){},refresh:function(){var d=this;if(this.request){this.request.abort()}this.request=c.ajax(this.url(),{type:"POST",data:this.query()||{},success:function(f){var g=d.loader()[0].contentWindow,e=d.request.getResponseHeader("Location");if(e&&e!=d.url()){d.url(e);return}d.loader().one("load",d.loaded);g.document.open();g.document.write(f);g.document.close()},xhrFields:{withCredentials:true}})}});b.controlConstructor={color:b.ColorControl,upload:b.UploadControl,image:b.ImageControl};c(function(){b.settings=window._wpCustomizeSettings;b.l10n=window._wpCustomizeControlsL10n;if(!b.settings){return}if(!c.support.postMessage||(!c.support.cors&&b.settings.isCrossDomain)){return window.location=b.settings.url.fallback}var d=c(document.body),f,g,e;c("#customize-controls").on("keydown",function(h){if(13===h.which){h.preventDefault()}});g=new b.Previewer({container:"#customize-preview",form:"#customize-controls",url:b.settings.url.preview,allowedUrls:b.settings.url.allowed},{query:function(){return{customize:"on",theme:b.settings.theme.stylesheet,customized:JSON.stringify(b.get())}},nonce:c("#_wpnonce").val(),save:function(){var i=c.extend(this.query(),{action:"customize_save",nonce:this.nonce}),h=c.post(b.settings.url.ajax,i);b.trigger("save",h);d.addClass("saving");h.always(function(){d.removeClass("saving")})}});c.each(b.settings.settings,function(i,h){b.create(i,i,h.value,{transport:h.transport,previewer:g})});c.each(b.settings.controls,function(k,i){var h=b.controlConstructor[i.type]||b.Control,j;j=b.control.add(k,new h(k,{params:i,previewer:g}))});g.refresh();c(".customize-section-title").click(function(){var h=c(this).parents(".customize-section");c(".customize-section").not(h).removeClass("open");h.toggleClass("open");return false});c("#save").click(function(h){g.save();h.preventDefault()});c(".collapse-sidebar").click(function(h){d.toggleClass("collapsed");h.preventDefault()});e=new b.Messenger(b.settings.url.parent);e.bind("back",function(){c(".back").on("click.back",function(h){h.preventDefault();e.send("close")})});b.bind("save",function(h){h.done(function(){e.send("saved");if(!b.settings.theme.active){e.send("switched");c("#save").val(b.l10n.save)}b.settings.theme.active=true})});e.send("ready");c.each({background_image:{controls:["background_repeat","background_position_x","background_attachment"],callback:function(h){return !!h}},show_on_front:{controls:["page_on_front","page_for_posts"],callback:function(h){return"page"===h}},header_textcolor:{controls:["header_textcolor"],callback:function(h){return"blank"!==h}}},function(h,i){b(h,function(j){c.each(i.controls,function(k,l){b.control(l,function(n){var m=function(o){n.container.toggle(i.callback(o))};m(j.get());j.bind(m)})})})});b.control("display_header_text",function(i){var h="";i.elements[0].unsync(b("header_textcolor"));i.element=new b.Element(i.container.find("input"));i.element.set("blank"!==i.setting());i.element.bind(function(j){if(!j){h=b("header_textcolor").get()}i.setting.set(j?h:"blank")});i.setting.bind(function(j){i.element.set("blank"!==j)})});b.trigger("ready")})})(wp,jQuery);
\ No newline at end of file
+(function(a,c){var b=wp.customize;b.Setting=b.Value.extend({initialize:function(g,f,d){var e;b.Value.prototype.initialize.call(this,f,d);this.id=g;this.transport=this.transport||"refresh";this.bind(this.preview)},preview:function(){switch(this.transport){case"refresh":return this.previewer.refresh();case"postMessage":return this.previewer.send("setting",[this.id,this()])}}});b.Control=b.Class.extend({initialize:function(i,e){var g=this,d,h,f;this.params={};c.extend(this,e||{});this.id=i;this.selector="#customize-control-"+i.replace("]","").replace("[","-");this.container=c(this.selector);f=c.map(this.params.settings,function(j){return j});b.apply(b,f.concat(function(){var j;g.settings={};for(j in g.params.settings){g.settings[j]=b(g.params.settings[j])}g.setting=g.settings["default"]||null;g.ready()}));g.elements=[];d=this.container.find("[data-customize-setting-link]");h={};d.each(function(){var k=c(this),j;if(k.is(":radio")){j=k.prop("name");if(h[j]){return}h[j]=true;k=d.filter('[name="'+j+'"]')}b(k.data("customizeSettingLink"),function(m){var l=new b.Element(k);g.elements.push(l);l.sync(m);l.set(m())})})},ready:function(){},dropdownInit:function(){var e=this,d=this.container.find(".dropdown-status"),f=this.params,g=function(h){if(typeof h==="string"&&f.statuses&&f.statuses[h]){d.html(f.statuses[h]).show()}else{d.hide()}};this.container.on("click",".dropdown",function(h){h.preventDefault();e.container.toggleClass("open")});this.setting.bind(g);g(this.setting())}});b.ColorControl=b.Control.extend({ready:function(){var e=this,d,f,g;d=this.container.find(".dropdown-content");g=function(h){h=h?"#"+h:"";d.css("background",h);e.farbtastic.setColor(h)};this.farbtastic=c.farbtastic(this.container.find(".farbtastic-placeholder"),function(h){e.setting.set(h.replace("#",""))});this.setting.bind(g);g(this.setting());this.dropdownInit()}});b.UploadControl=b.Control.extend({ready:function(){var d=this;this.params.removed=this.params.removed||"";this.success=c.proxy(this.success,this);this.uploader=c.extend({container:this.container,browser:this.container.find(".upload"),dropzone:this.container.find(".upload-dropzone"),success:this.success},this.uploader||{});this.uploader=new wp.Uploader(this.uploader);this.remover=this.container.find(".remove");this.remover.click(function(e){d.setting.set(d.params.removed);e.preventDefault()});this.removerVisibility=c.proxy(this.removerVisibility,this);this.setting.bind(this.removerVisibility);this.removerVisibility(this.setting.get());if(this.params.context){d.uploader.param("post_data[context]",this.params.context)}},success:function(d){this.setting.set(d.url)},removerVisibility:function(d){this.remover.toggle(d!=this.params.removed)}});b.ImageControl=b.UploadControl.extend({ready:function(){var e=this,d;this.uploader={};if(!wp.Uploader.dragdrop){this.uploader.browser=this.container.find(".upload-fallback")}b.UploadControl.prototype.ready.call(this);this.thumbnail=this.container.find(".preview-thumbnail img");this.thumbnailSrc=c.proxy(this.thumbnailSrc,this);this.setting.bind(this.thumbnailSrc);this.library=this.container.find(".library");this.tabs={};d=this.library.find(".library-content");this.library.children("ul").children("li").each(function(){var g=c(this),h=g.data("customizeTab"),f=d.filter('[data-customize-tab="'+h+'"]');e.tabs[h]={both:g.add(f),link:g,panel:f}});this.selected=this.tabs[d.first().data("customizeTab")];this.selected.both.addClass("library-selected");this.library.children("ul").on("click","li",function(g){var h=c(this).data("customizeTab"),f=e.tabs[h];g.preventDefault();if(f.link.hasClass("library-selected")){return}e.selected.both.removeClass("library-selected");e.selected=f;e.selected.both.addClass("library-selected")});this.library.on("click","a",function(f){var g=c(this).data("customizeImageValue");if(g){e.setting.set(g);f.preventDefault()}});if(this.tabs.uploaded){this.tabs.uploaded.target=this.library.find(".uploaded-target");if(!this.tabs.uploaded.panel.find(".thumbnail").length){this.tabs.uploaded.both.addClass("hidden")}}this.dropdownInit()},success:function(d){b.UploadControl.prototype.success.call(this,d);if(this.tabs.uploaded&&this.tabs.uploaded.target.length){this.tabs.uploaded.both.removeClass("hidden");c('<a href="#" class="thumbnail"></a>').data("customizeImageValue",d.url).append('<img src="'+d.url+'" />').appendTo(this.tabs.uploaded.target)}},thumbnailSrc:function(d){if(/^(https?:)?\/\//.test(d)){this.thumbnail.prop("src",d).show()}else{this.thumbnail.hide()}}});b.defaultConstructor=b.Setting;b.control=new b.Values({defaultConstructor:b.Control});b.Previewer=b.Messenger.extend({refreshBuffer:250,initialize:function(g,e){var d=this,f=/^https?/;c.extend(this,e||{});this.loaded=c.proxy(this.loaded,this);this.refresh=(function(h){var i=h.refresh,k=function(){j=null;i.call(h)},j;return function(){if(typeof j!=="number"){if(h.loading){h.loading.remove();delete h.loading;h.loader()}else{return k()}}clearTimeout(j);j=setTimeout(k,h.refreshBuffer)}})(this);this.container=b.ensure(g.container);this.allowedUrls=g.allowedUrls;b.Messenger.prototype.initialize.call(this,g.url);this.origin.unlink(this.url).set(window.location.href);this.add("scheme",this.origin()).link(this.origin).setter(function(i){var h=i.match(f);return h?h[0]:""});this.url.setter(function(i){var h;if(/\/wp-admin(\/|$)/.test(i.replace(/[#?].*$/,""))){return null}c.each([i.replace(f,d.scheme()),i],function(k,j){c.each(d.allowedUrls,function(l,m){if(0===j.indexOf(m)){h=j;return false}});if(h){return false}});return 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\ No newline at end of file
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 0ede9676e..5d8bff63d 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '3.4-beta4-20898';
+$wp_version = '3.4-beta4-20900';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.