[misc] prepare for monorepo

- add git ignore entries
- sync/create package-lock.json
- delete .nvmrc

libraries/logger/.gitignore

@@ -1 +1,4 @@
 node_modules
+
+.npmrc
+Dockerfile

libraries/logger/.nvmrc

@@ -1,2 +0,0 @@
-10.21.0
-

libraries/logger/package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "logger-sharelatex",
-  "version": "2.1.1",
+  "version": "2.2.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {