Update builds

manifests/AudibleInstruments.json

@@ -10,5 +10,5 @@
   "latestVersion": "0.6.1",
   "repoVersion": "0.6.1",
   "status": "available",
-  "buildTimestamp": 1536783077
+  "buildTimestamp": 1539074016
 }

manifests/AudibleInstrumentsPreview.json

@@ -6,7 +6,7 @@
   "authorUrl": "https://vcvrack.com/",
   "authorEmail": "contact@vcvrack.com",
   "manualUrl": "https://vcvrack.com/AudibleInstruments.html#preview",
-  "repoVersion": "0.6.3",
+  "repoVersion": "0.6.4",
   "productId": "1288416624683",
   "buildTimestamp": 1536784696,
   "status": "available",