add DisableErrorHandler parameter to doc

Author: cl1ckname

website/docs/middleware/recover.md

@@ -59,18 +59,25 @@ RecoverConfig struct {
   // LogErrorFunc defines a function for custom logging in the middleware.
   // If it's set you don't need to provide LogLevel for config.
   LogErrorFunc LogErrorFunc
+
+  // DisableErrorHandler disables the call to centralized HTTPErrorHandler.
+  // The recovered error is then passed back to upstream middleware, instead of swallowing the error.
+  // Optional. Default value false.
+  DisableErrorHandler bool `yaml:"disable_error_handler"`
+
 }
 ```
 
 ### Default Configuration
 
 ```go
 DefaultRecoverConfig = RecoverConfig{
-  Skipper:           DefaultSkipper,
-  StackSize:         4 << 10, // 4 KB
-  DisableStackAll:   false,
-  DisablePrintStack: false,
-  LogLevel:          0,
-  LogErrorFunc:      nil,
+  Skipper:             DefaultSkipper,
+  StackSize:           4 << 10, // 4 KB
+  DisableStackAll:     false,
+  DisablePrintStack:   false,
+  LogLevel:            0,
+  LogErrorFunc:        nil,
+  DisableErrorHandler: false,
 }
 ```