updated description in package.json

package.json

@@ -17,6 +17,7 @@
     "type": "git",
     "url": "git@github.com:adrai/node-eventstore.git"
   },
+  "description": "Node-eventstore is a node.js module for multiple databases. It can be very useful as eventstore if you work with (d)ddd, cqrs, eventsourcing, commands and events, etc.",
   "keywords": [
     "cqrs",
     "eventstore",