Add kernel modules and basic kernel handling

src/lifecycle/Application.ts

@@ -33,19 +33,19 @@ export class Application extends Container {
 
     public static getApplication(): Application {
         const existing = <Container | undefined> globalRegistry.getGlobal('extollo/injector')
-        if ( existing && !(existing instanceof Application) ) {
+        if ( existing instanceof Application ) {
+            return existing
+        } else if ( existing ) {
             const app = new Application()
             existing.cloneTo(app)
 
             globalRegistry.setGlobal('extollo/injector', app)
             return app
-        } else if ( !existing ) {
+        } else {
             const app = new Application()
             globalRegistry.setGlobal('extollo/injector', app)
             return app
         }
-
-        return existing
     }
 
     protected baseDir!: string