feat(aurelia): enable splash screen swaps on load

Author: EisenbergEffect

src/aurelia.js

@@ -139,8 +139,9 @@ export class Aurelia {
 
     compositionEngine = this.container.get(CompositionEngine);
     instruction.viewModel = root;
-    instruction.viewSlot = new ViewSlot(this.host, true);
     instruction.container = instruction.childContainer = this.container;
+    instruction.viewSlot = new ViewSlot(this.host, true);
+    instruction.viewSlot.transformChildNodesIntoView();
 
     return compositionEngine.compose(instruction).then(root => {
       this.root = root;

src/plugins.js

@@ -99,14 +99,14 @@ export class Plugins {
       return;
     }
 
-    var next = function(){
+    var next = () => {
       if(current = info.shift()){
         return loadPlugin(aurelia, loader, current).then(next);
       }
 
       this.processed = true;
       return Promise.resolve();
-    }
+    };
 
     return next();
   }