fix(core): update

package.json

@@ -16,11 +16,12 @@
     "@gitzone/tsbuild": "^2.0.22",
     "@gitzone/tstest": "^1.0.15",
     "@pushrocks/tapbundle": "^3.0.7",
-    "@types/node": "^10.11.7",
+    "@types/node": "^12.11.7",
     "tslint": "^5.11.0",
     "tslint-config-prettier": "^1.15.0"
   },
   "dependencies": {
+    "@pushrocks/smartmail": "^1.0.5",
     "@pushrocks/smartrequest": "^1.1.36",
     "@pushrocks/smartstring": "^3.0.14"
   },