upgrade to Angular 8 and Node 12

Author: jhades

README.md

@@ -3,7 +3,7 @@
 
 This repository contains the code of the [Angular Core Deep Dive](https://angular-university.io/course/angular-course).
 
-This course repository is updated to Angular v7, and there is a  package-lock.json file available, for avoiding semantic versioning installation issues.
+This course repository is updated to Angular v8, and there is a  package-lock.json file available, for avoiding semantic versioning installation issues.
 
 ![Angular Core Deep Dive](https://s3-us-west-1.amazonaws.com/angular-university/course-images/angular-core-in-depth-small.png)
 

src/browserslist

@@ -5,11 +5,11 @@
     "outDir": "./dist/out-tsc",
     "sourceMap": true,
     "declaration": false,
-    "module": "es2015",
+    "module": "esnext",
     "moduleResolution": "node",
     "emitDecoratorMetadata": true,
     "experimentalDecorators": true,
-    "target": "es5",
+    "target": "es2015",
     "typeRoots": [
       "node_modules/@types"
     ],

tsconfig.json

@@ -117,12 +117,12 @@
       "check-type"
     ],
     "no-output-on-prefix": true,
-    "use-input-property-decorator": true,
-    "use-output-property-decorator": true,
-    "use-host-property-decorator": true,
+    "no-inputs-metadata-property": true,
+    "no-outputs-metadata-property": true,
+    "no-host-metadata-property": true,
     "no-input-rename": true,
     "no-output-rename": true,
-    "use-life-cycle-interface": true,
+    "use-lifecycle-interface": true,
     "use-pipe-transform-interface": true,
     "component-class-suffix": true,
     "directive-class-suffix": true