destroy lightbox scope on close

app/coffee/modules/common/lightboxes.coffee

@@ -68,6 +68,8 @@ class LightboxService extends taiga.Service
         $el.addClass('close')
 
         if $el.hasClass("remove-on-close")
+            scope = $el.data("scope")
+            scope.$destroy()
             $el.remove()
 
     closeAll: ->

app/modules/services/lightbox-factory.service.coffee

@@ -3,12 +3,14 @@ class LightboxFactory
     constructor: (@rootScope, @compile) ->
 
     create: (name) ->
+        scope = @rootScope.$new()
+
         elm = $("<div>")
             .attr(name, true)
+            .attr("tg-bind-scope", true)
             .addClass("wizard-create-project")
             .addClass("remove-on-close")
 
-        scope = @rootScope.$new()
         html = @compile(elm)(scope)
 
         $(document.body).append(html)