chore(package): bump rxjs

Author: Awk34

templates/app/_package.json

@@ -53,7 +53,7 @@
     "@angularclass/hmr-loader": "^3.0.2",
     "@angularclass/match-control": "^2.0.0",
     "reflect-metadata": "^0.1.3",
-    "rxjs": "^5.0.1",
+    "rxjs": "^5.3.0",
     "zone.js": "^0.7.2",
     "@angular/common": "~2.4.9",
     "@angular/compiler": "~2.4.9",