Add nano v7 with promise support. Bump version. (#9)

package.json

@@ -1,6 +1,6 @@
 {
   "name": "fastify-couchdb",
-  "version": "0.1.3",
+  "version": "0.2.0",
   "description": "Fastify CouchDB connection plugin",
   "main": "index.js",
   "scripts": {
@@ -26,11 +26,11 @@
     "url": "git+https://github.com/nigelhanlon/fastify-couchdb.git"
   },
   "dependencies": {
-    "fastify-plugin": "^1.0.0",
-    "nano": "^6.4.4"
+    "fastify-plugin": "^1.2.0",
+    "nano": "^7.0.0"
   },
   "devDependencies": {
-    "fastify": "^1.2.1",
+    "fastify": "^1.9.0",
     "standard": "^11.0.1",
     "tap": "^12.0.1"
   }