chore: update angular version from 4.0.0 to 4.3.4 (#488)

Author: basedalexander

package.json

@@ -24,14 +24,14 @@
   "author": "",
   "license": "MIT",
   "dependencies": {
-    "@angular/common": "~4.0.0",
-    "@angular/compiler": "~4.0.0",
-    "@angular/core": "~4.0.0",
-    "@angular/forms": "~4.0.0",
-    "@angular/http": "~4.0.0",
-    "@angular/platform-browser": "~4.0.0",
-    "@angular/platform-browser-dynamic": "~4.0.0",
-    "@angular/router": "~4.0.0",
+    "@angular/common": "~4.3.4",
+    "@angular/compiler": "~4.3.4",
+    "@angular/core": "~4.3.4",
+    "@angular/forms": "~4.3.4",
+    "@angular/http": "~4.3.4",
+    "@angular/platform-browser": "~4.3.4",
+    "@angular/platform-browser-dynamic": "~4.3.4",
+    "@angular/router": "~4.3.4",
 
     "angular-in-memory-web-api": "~0.3.0",
     "systemjs": "0.19.40",