delete strcut map

I think if user should set field in controller, there's no need to have
thie feature

@@ -8,14 +8,9 @@ import (
 	"reflect"
 	"regexp"
 	"runtime"
-	"strconv"
 	"strings"
 )
 
-var (
-	sc *Controller = &Controller{}
-)
-
 type controllerInfo struct {
 	pattern        string
 	regex          *regexp.Regexp
@@ -189,85 +184,6 @@ func (p *ControllerRegistor) FilterPrefixPath(path string, filter http.HandlerFu
 	})
 }
 
-func StructMap(vc reflect.Value, r *http.Request) error {
-	for k, t := range r.Form {
-		v := t[0]
-		names := strings.Split(k, ".")
-		var value reflect.Value = vc
-		for i, name := range names {
-			name = strings.Title(name)
-			if i == 0 {
-				if reflect.ValueOf(sc).Elem().FieldByName(name).IsValid() {
-					Trace("Controller's property should not be changed by mapper.")
-					break
-				}
-			}
-			if value.Kind() != reflect.Struct {
-				Trace(fmt.Sprintf("arg error, value kind is %v", value.Kind()))
-				break
-			}
-
-			if i != len(names)-1 {
-				value = value.FieldByName(name)
-				if !value.IsValid() {
-					Trace(fmt.Sprintf("(%v value is not valid %v)", name, value))
-					break
-				}
-			} else {
-				tv := value.FieldByName(name)
-				if !tv.IsValid() {
-					Trace(fmt.Sprintf("struct %v has no field named %v", value, name))
-					break
-				}
-				if !tv.CanSet() {
-					Trace("can not set " + k)
-					break
-				}
-				var l interface{}
-				switch k := tv.Kind(); k {
-				case reflect.String:
-					l = v
-				case reflect.Bool:
-					l = (v == "true")
-				case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32:
-					x, err := strconv.Atoi(v)
-					if err != nil {
-						Trace("arg " + v + " as int: " + err.Error())
-						break
-					}
-					l = x
-				case reflect.Int64:
-					x, err := strconv.ParseInt(v, 10, 64)
-					if err != nil {
-						Trace("arg " + v + " as int: " + err.Error())
-						break
-					}
-					l = x
-				case reflect.Float32, reflect.Float64:
-					x, err := strconv.ParseFloat(v, 64)
-					if err != nil {
-						Trace("arg " + v + " as float64: " + err.Error())
-						break
-					}
-					l = x
-				case reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
-					x, err := strconv.ParseUint(v, 10, 64)
-					if err != nil {
-						Trace("arg " + v + " as int: " + err.Error())
-						break
-					}
-					l = x
-				case reflect.Struct:
-					Trace("can not set an struct")
-				}
-
-				tv.Set(reflect.ValueOf(l))
-			}
-		}
-	}
-	return nil
-}
-
 // AutoRoute
 func (p *ControllerRegistor) ServeHTTP(rw http.ResponseWriter, r *http.Request) {
 	defer func() {
@@ -450,8 +366,6 @@ func (p *ControllerRegistor) ServeHTTP(rw http.ResponseWriter, r *http.Request)
 		//Invoke the request handler
 		vc := reflect.New(runrouter.controllerType)
 
-		StructMap(vc.Elem(), r)
-
 		//call the controller init function
 		init := vc.MethodByName("Init")
 		in := make([]reflect.Value, 2)