Add hello world example

Author: irustm

angular.json

@@ -23,13 +23,8 @@
             "polyfills": "src/polyfills.ts",
             "tsConfig": "tsconfig.app.json",
             "aot": false,
-            "assets": [
-              "src/favicon.ico",
-              "src/assets"
-            ],
-            "styles": [
-              "src/styles.scss"
-            ],
+            "assets": ["src/favicon.ico", "src/assets"],
+            "styles": ["src/styles.scss"],
             "scripts": []
           },
           "configurations": {
@@ -88,13 +83,8 @@
             "polyfills": "src/polyfills.ts",
             "tsConfig": "tsconfig.spec.json",
             "karmaConfig": "karma.conf.js",
-            "assets": [
-              "src/favicon.ico",
-              "src/assets"
-            ],
-            "styles": [
-              "src/styles.scss"
-            ],
+            "assets": ["src/favicon.ico", "src/assets"],
+            "styles": ["src/styles.scss"],
             "scripts": []
           }
         },
@@ -106,9 +96,7 @@
               "tsconfig.spec.json",
               "e2e/tsconfig.json"
             ],
-            "exclude": [
-              "**/node_modules/**"
-            ]
+            "exclude": ["**/node_modules/**"]
           }
         },
         "e2e": {
@@ -124,6 +112,7 @@
           }
         }
       }
-    }},
+    }
+  },
   "defaultProject": "angular-nodegui"
-}
+}