chore: update app's to latest 8 rc version of Angular

Author: VladimirAmiorkov

package.json

@@ -29,14 +29,14 @@
     }
   },
   "dependencies": {
-    "@angular/common": "~7.2.0",
-    "@angular/compiler": "~7.2.0",
-    "@angular/core": "~7.2.0",
-    "@angular/forms": "~7.2.0",
-    "@angular/http": "~7.2.0",
-    "@angular/platform-browser": "~7.2.0",
-    "@angular/platform-browser-dynamic": "~7.2.0",
-    "@angular/router": "~7.2.0",
+    "@angular/common": "8.0.0-rc.4",
+    "@angular/compiler": "8.0.0-rc.4",
+    "@angular/core": "8.0.0-rc.4",
+    "@angular/forms": "8.0.0-rc.4",
+    "@angular/http": "8.0.0-beta.10",
+    "@angular/platform-browser": "8.0.0-rc.4",
+    "@angular/platform-browser-dynamic": "8.0.0-rc.4",
+    "@angular/router": "8.0.0-rc.4",
     "nativescript-angular": "next",
     "nativescript-camera": "^4.4.0",
     "nativescript-geolocation": "^5.0.0",
@@ -48,8 +48,8 @@
     "zone.js": "^0.8.4"
   },
   "devDependencies": {
-    "@angular/compiler-cli": "~7.2.0",
-    "@ngtools/webpack": "~7.2.0",
+    "@angular/compiler-cli": "8.0.0-rc.4",
+    "@ngtools/webpack": "8.0.0-rc.4",
     "codelyzer": "^3.0.1",
     "fs-extra": "^0.30.0",
     "glob": "^7.1.3",
@@ -62,7 +62,7 @@
     "tar.gz": "^1.0.5",
     "tns-platform-declarations": "next",
     "tslint": "^5.11.0",
-    "typescript": "~3.1.1"
+    "typescript": "~3.4.5"
   },
   "scripts": {
     "pretsc": "npm install",