Added routing and multiple components

Author: avulalakshman

ui/batch-two-angular/package-lock.json

@@ -19,6 +19,7 @@
     "@angular/platform-browser": "~10.0.0",
     "@angular/platform-browser-dynamic": "~10.0.0",
     "@angular/router": "~10.0.0",
+    "bootstrap": "^4.5.0",
     "rxjs": "~6.5.5",
     "tslib": "^2.0.0",
     "zone.js": "~0.10.3"