Bump to v15.6.0

uNetworkingAB · web-flow · commit 298a0c8cc2bc · 2019-03-12T12:49:28.000+01:00
diff --git a/package.json b/package.json
@@ -1,5 +1,5 @@
 {
   "name": "uWebSockets.js",
-  "version": "15.5.0",
+  "version": "15.6.0",
   "main": "uws.js"
 }
