Fix security issues

package.json

@@ -43,7 +43,7 @@
     "reflect-metadata": "^0.1.12",
     "rxjs": "^6.2.2",
     "serve-favicon": "^2.5.0",
-    "typeorm": "^0.2.20",
+    "typeorm": "^0.2.29",
     "typescript": "^3.0.1"
   },
   "devDependencies": {
@@ -81,4 +81,4 @@
     "coverageDirectory": "../coverage",
     "testEnvironment": "node"
   }
-}
\ No newline at end of file
+}