Remove jsonwebtoken dependency

server/libs/jsonwebtoken/index.js

@@ -0,0 +1,17 @@
+//
+// modified for use in audiobookshelf
+// Source: https://github.com/auth0/node-jsonwebtoken
+//
+
+module.exports = {
+  verify: require('./verify'),
+  sign: require('./sign'),
+  JsonWebTokenError: require('./lib/JsonWebTokenError'),
+  NotBeforeError: require('./lib/NotBeforeError'),
+  TokenExpiredError: require('./lib/TokenExpiredError'),
+};
+
+Object.defineProperty(module.exports, 'decode', {
+  enumerable: false,
+  value: require('./decode'),
+});