drop replify integration

rpc.js

@@ -1369,7 +1369,6 @@ type NetfluxWebsocketSrvContext_t = {
 */
 RPC.create = function (
     config /*:Config_t*/,
-    debuggable /*:<T>(string, T)=>T*/,
     cb /*:(?Error, ?Function)=>void*/
 ) {
     Log = config.log;
@@ -1405,8 +1404,6 @@ RPC.create = function (
         console.error("Can't parse admin keys. Please update or fix your config.js file!");
     }
 
-    debuggable('rpc_env', Env);
-
     var Sessions = Env.Sessions;
     var paths = Env.paths;
     var pinPath = paths.pin = keyOrDefaultString('pinPath', './pins');