Updated lib version

Author: rg911

package-lock.json

@@ -58,7 +58,7 @@
     "@types/crypto-js": "^3.1.43",
     "crypto-js": "^3.1.9-1",
     "js-joda": "^1.6.2",
-    "nem2-library": "^0.9.17",
+    "nem2-library": "0.9.18",
     "request": "^2.83.0",
     "request-promise-native": "^1.0.5",
     "rxjs": "^6.2.1",