Avoid handling all errors now that blocking errors are handled properly

lib/client/client.js

@@ -282,13 +282,13 @@ Client.prototype.bind = function bind (name,
     controls: controls
   })
 
-  // While we are binding to the server, register the callback as error handler
+  // Connection errors will be reported to the bind callback too (useful when the LDAP server is not available)
   var self = this
   function callbackWrapper (err, ret) {
-    self.removeListener('error', callbackWrapper)
+    self.removeListener('connectError', callbackWrapper)
     callback(err, ret)
   }
-  this.addListener('error', callbackWrapper)
+  this.addListener('connectError', callbackWrapper)
 
   return this._send(req, [errors.LDAP_SUCCESS], null, callbackWrapper, _bypass)
 }