chore: update angular to 2.0.0-rc.4 and angular/router to 3.0.0-alpha.8

Author: ogix

package.json

@@ -33,14 +33,14 @@
     "webpack-merge": "^0.8.4"
   },
   "dependencies": {
-    "@angular/common": "2.0.0-rc.3",
-    "@angular/compiler": "2.0.0-rc.3",
-    "@angular/core": "2.0.0-rc.3",
-    "@angular/http": "2.0.0-rc.3",
-    "@angular/platform-browser": "2.0.0-rc.3",
-    "@angular/platform-browser-dynamic": "2.0.0-rc.3",
-    "@angular/platform-server": "2.0.0-rc.3",
-    "@angular/router": "3.0.0-alpha.8",
+    "@angular/common": "2.0.0-rc.4",
+    "@angular/compiler": "2.0.0-rc.4",
+    "@angular/core": "2.0.0-rc.4",
+    "@angular/http": "2.0.0-rc.4",
+    "@angular/platform-browser": "2.0.0-rc.4",
+    "@angular/platform-browser-dynamic": "2.0.0-rc.4",
+    "@angular/platform-server": "2.0.0-rc.4",
+    "@angular/router": "3.0.0-beta.2",
     "core-js": "^2.2.0",
     "ie-shim": "^0.1.0",
     "rxjs": "5.0.0-beta.6",