diff --git a/admin.go b/admin.go
index 3effc582..031e6421 100644
--- a/admin.go
+++ b/admin.go
@@ -90,8 +90,8 @@ func listConf(rw http.ResponseWriter, r *http.Request) {
 	switch command {
 	case "conf":
 		m := make(map[string]interface{})
-		m["AppConfigPath"] = AppConfigPath
-		m["AppConfigProvider"] = AppConfigProvider
+		m["AppConfigPath"] = appConfigPath
+		m["AppConfigProvider"] = appConfigProvider
 		m["BConfig.AppName"] = BConfig.AppName
 		m["BConfig.RunMode"] = BConfig.RunMode
 		m["BConfig.RouterCaseSensitive"] = BConfig.RouterCaseSensitive
diff --git a/beego.go b/beego.go
index 04f02071..fb628e5f 100644
--- a/beego.go
+++ b/beego.go
@@ -15,7 +15,6 @@
 package beego
 
 import (
-	"fmt"
 	"os"
 	"path/filepath"
 	"strconv"
@@ -68,21 +67,6 @@ func Run(params ...string) {
 }
 
 func initBeforeHTTPRun() {
-	// if AppConfigPath is setted or conf/app.conf exist
-	err := ParseConfig()
-	if err != nil {
-		panic(err)
-	}
-	//init log
-	for adaptor, config := range BConfig.Log.Outputs {
-		err = BeeLogger.SetLogger(adaptor, config)
-		if err != nil {
-			fmt.Printf("%s with the config `%s` got err:%s\n", adaptor, config, err)
-		}
-	}
-
-	SetLogFuncCall(BConfig.Log.FileLineNum)
-
 	//init hooks
 	AddAPPStartHook(registerMime)
 	AddAPPStartHook(registerDefaultErrorHandler)
@@ -101,7 +85,7 @@ func initBeforeHTTPRun() {
 // TestBeegoInit is for test package init
 func TestBeegoInit(ap string) {
 	os.Setenv("BEEGO_RUNMODE", "test")
-	AppConfigPath = filepath.Join(ap, "conf", "app.conf")
+	appConfigPath = filepath.Join(ap, "conf", "app.conf")
 	os.Chdir(ap)
 	initBeforeHTTPRun()
 }
diff --git a/config.go b/config.go
index bf9077a7..7e2b3ee7 100644
--- a/config.go
+++ b/config.go
@@ -19,6 +19,7 @@ import (
 	"os"
 	"path/filepath"
 	"strings"
+	"fmt"
 
 	"github.com/astaxie/beego/config"
 	"github.com/astaxie/beego/session"
@@ -105,16 +106,16 @@ var (
 	AppConfig *beegoAppConfig
 	// AppPath is the absolute path to the app
 	AppPath string
-	// AppConfigPath is the path to the config files
-	AppConfigPath string
-	// AppConfigProvider is the provider for the config, default is ini
-	AppConfigProvider = "ini"
 	// TemplateCache stores template caching
 	TemplateCache map[string]*template.Template
 	// GlobalSessions is the instance for the session manager
 	GlobalSessions *session.Manager
 
 	workPath string
+	// appConfigPath is the path to the config files
+	appConfigPath string
+	// appConfigProvider is the provider for the config, default is ini
+	appConfigProvider = "ini"
 )
 
 func init() {
@@ -122,6 +123,10 @@ func init() {
 	workPath, _ = os.Getwd()
 	workPath, _ = filepath.Abs(workPath)
 
+	if workPath != AppPath {
+		os.Chdir(AppPath)
+	}
+
 	BConfig = &Config{
 		AppName:             "beego",
 		RunMode:             DEV,
@@ -181,26 +186,19 @@ func init() {
 			Outputs:     map[string]string{"console": ""},
 		},
 	}
-	ParseConfig()
+
+	appConfigPath = filepath.Join(AppPath, "conf", "app.conf")
+	if !utils.FileExists(appConfigPath) {
+		AppConfig = &beegoAppConfig{config.NewFakeConfig()}
+		return
+	}
+
+	parseConfig(appConfigPath)
 }
 
-// ParseConfig parsed default config file.
 // now only support ini, next will support json.
-func ParseConfig() (err error) {
-	if AppConfigPath == "" {
-		// initialize default configurations
-		AppConfigPath = filepath.Join(AppPath, "conf", "app.conf")
-		if !utils.FileExists(AppConfigPath) {
-			AppConfig = &beegoAppConfig{config.NewFakeConfig()}
-			return
-		}
-	}
-
-	if workPath != AppPath {
-		os.Chdir(AppPath)
-	}
-
-	AppConfig, err = newAppConfig(AppConfigProvider, AppConfigPath)
+func parseConfig(appConfigPath string) (err error) {
+	AppConfig, err = newAppConfig(appConfigProvider, appConfigPath)
 	if err != nil {
 		return err
 	}
@@ -254,6 +252,8 @@ func ParseConfig() (err error) {
 	BConfig.WebConfig.Session.SessionCookieLifeTime = AppConfig.DefaultInt("SessionCookieLifeTime", BConfig.WebConfig.Session.SessionCookieLifeTime)
 	BConfig.WebConfig.Session.SessionAutoSetCookie = AppConfig.DefaultBool("SessionAutoSetCookie", BConfig.WebConfig.Session.SessionAutoSetCookie)
 	BConfig.WebConfig.Session.SessionDomain = AppConfig.DefaultString("SessionDomain", BConfig.WebConfig.Session.SessionDomain)
+	BConfig.Log.AccessLogs = AppConfig.DefaultBool("LogAccessLogs", BConfig.Log.AccessLogs)
+	BConfig.Log.FileLineNum = AppConfig.DefaultBool("LogFileLineNum", BConfig.Log.FileLineNum)
 
 	if sd := AppConfig.String("StaticDir"); sd != "" {
 		for k := range BConfig.WebConfig.StaticDir {
@@ -286,15 +286,58 @@ func ParseConfig() (err error) {
 			BConfig.WebConfig.StaticExtensionsToGzip = fileExts
 		}
 	}
+
+	if lo := AppConfig.String("LogOutputs"); lo != "" {
+		los := strings.Split(lo, ";")
+		for _, v := range los {
+			if logType2Config := strings.SplitN(v, ",", 2); len(logType2Config) == 2 {
+				BConfig.Log.Outputs[logType2Config[0]] = logType2Config[1]
+			} else {
+				continue
+			}
+		}
+	}
+
+	//init log
+	BeeLogger.Close()
+	for adaptor, config := range BConfig.Log.Outputs {
+		err = BeeLogger.SetLogger(adaptor, config)
+		if err != nil {
+			fmt.Printf("%s with the config `%s` got err:%s\n", adaptor, config, err)
+		}
+	}
+	SetLogFuncCall(BConfig.Log.FileLineNum)
+
 	return nil
 }
 
+// LoadAppConfig allow developer to apply a config file
+func LoadAppConfig(adapterName, configPath string) error {
+	absConfigPath, err := filepath.Abs(configPath)
+	if err != nil {
+		return err
+	}
+
+	if !utils.FileExists(absConfigPath) {
+		return fmt.Errorf("the target config file: %s don't exist!", configPath)
+	}
+
+	if absConfigPath == appConfigPath {
+		return nil
+	}
+
+	appConfigPath = absConfigPath
+	appConfigProvider = adapterName
+
+	return parseConfig(appConfigPath)
+}
+
 type beegoAppConfig struct {
 	innerConfig config.Configer
 }
 
-func newAppConfig(AppConfigProvider, AppConfigPath string) (*beegoAppConfig, error) {
-	ac, err := config.NewConfig(AppConfigProvider, AppConfigPath)
+func newAppConfig(appConfigProvider, appConfigPath string) (*beegoAppConfig, error) {
+	ac, err := config.NewConfig(appConfigProvider, appConfigPath)
 	if err != nil {
 		return nil, err
 	}
diff --git a/context/input.go b/context/input.go
index c37204bd..edfdf530 100644
--- a/context/input.go
+++ b/context/input.go
@@ -287,6 +287,13 @@ func (input *BeegoInput) Params() map[string]string {
 
 // SetParam will set the param with key and value
 func (input *BeegoInput) SetParam(key, val string) {
+	// check if already exists
+	for i, v := range input.pnames {
+		if v == key && i <= len(input.pvalues) {
+			input.pvalues[i] = val
+			return
+		}
+	}
 	input.pvalues = append(input.pvalues, val)
 	input.pnames = append(input.pnames, key)
 }
diff --git a/context/input_test.go b/context/input_test.go
index 618e1254..24f6fd99 100644
--- a/context/input_test.go
+++ b/context/input_test.go
@@ -18,6 +18,7 @@ import (
 	"fmt"
 	"net/http"
 	"net/http/httptest"
+	"reflect"
 	"testing"
 )
 
@@ -117,3 +118,56 @@ func TestSubDomain(t *testing.T) {
 		t.Fatal("Subdomain parse error, got " + beegoInput.SubDomains())
 	}
 }
+
+func TestParams(t *testing.T) {
+	inp := NewInput()
+
+	inp.SetParam("p1", "val1_ver1")
+	inp.SetParam("p2", "val2_ver1")
+	inp.SetParam("p3", "val3_ver1")
+	if l := inp.ParamsLen(); l != 3 {
+		t.Fatalf("Input.ParamsLen wrong value: %d, expected %d", l, 3)
+	}
+
+	if val := inp.Param("p1"); val != "val1_ver1" {
+		t.Fatalf("Input.Param wrong value: %s, expected %s", val, "val1_ver1")
+	}
+	if val := inp.Param("p3"); val != "val3_ver1" {
+		t.Fatalf("Input.Param wrong value: %s, expected %s", val, "val3_ver1")
+	}
+	vals := inp.Params()
+	expected := map[string]string{
+		"p1": "val1_ver1",
+		"p2": "val2_ver1",
+		"p3": "val3_ver1",
+	}
+	if !reflect.DeepEqual(vals, expected) {
+		t.Fatalf("Input.Params wrong value: %s, expected %s", vals, expected)
+	}
+
+	// overwriting existing params
+	inp.SetParam("p1", "val1_ver2")
+	inp.SetParam("p2", "val2_ver2")
+	expected = map[string]string{
+		"p1": "val1_ver2",
+		"p2": "val2_ver2",
+		"p3": "val3_ver1",
+	}
+	vals = inp.Params()
+	if !reflect.DeepEqual(vals, expected) {
+		t.Fatalf("Input.Params wrong value: %s, expected %s", vals, expected)
+	}
+
+	if l := inp.ParamsLen(); l != 3 {
+		t.Fatalf("Input.ParamsLen wrong value: %d, expected %d", l, 3)
+	}
+
+	if val := inp.Param("p1"); val != "val1_ver2" {
+		t.Fatalf("Input.Param wrong value: %s, expected %s", val, "val1_ver2")
+	}
+
+	if val := inp.Param("p2"); val != "val2_ver2" {
+		t.Fatalf("Input.Param wrong value: %s, expected %s", val, "val1_ver2")
+	}
+
+}
diff --git a/logs/console.go b/logs/console.go
index 10d8e8b2..d7ed8d8e 100644
--- a/logs/console.go
+++ b/logs/console.go
@@ -48,7 +48,8 @@ var colors = []brush{
 // consoleWriter implements LoggerInterface and writes messages to terminal.
 type consoleWriter struct {
 	lg    *log.Logger
-	Level int `json:"level"`
+	Level int  `json:"level"`
+	Color bool `json:"color"`
 }
 
 // NewConsole create ConsoleWriter returning as LoggerInterface.
@@ -56,6 +57,7 @@ func NewConsole() Logger {
 	cw := &consoleWriter{
 		lg:    log.New(os.Stdout, "", 0),
 		Level: LevelDebug,
+		Color: true,
 	}
 	return cw
 }
@@ -75,7 +77,7 @@ func (c *consoleWriter) WriteMsg(when time.Time, msg string, level int) error {
 		return nil
 	}
 	msg = formatLogTime(when) + msg
-	if runtime.GOOS == "windows" {
+	if runtime.GOOS == "windows" || !c.Color {
 		c.lg.Println(msg)
 		return nil
 	}
diff --git a/logs/console_test.go b/logs/console_test.go
index ce8937d4..04f2bd7e 100644
--- a/logs/console_test.go
+++ b/logs/console_test.go
@@ -42,3 +42,10 @@ func TestConsole(t *testing.T) {
 	log2.SetLogger("console", `{"level":3}`)
 	testConsoleCalls(log2)
 }
+
+// Test console without color
+func TestConsoleNoColor(t *testing.T) {
+	log := NewLogger(100)
+	log.SetLogger("console", `{"color":false}`)
+	testConsoleCalls(log)
+}
diff --git a/logs/log.go b/logs/log.go
index 076a9766..2a12ed79 100644
--- a/logs/log.go
+++ b/logs/log.go
@@ -365,6 +365,7 @@ func (bl *BeeLogger) Close() {
 		l.Flush()
 		l.Destroy()
 	}
+	bl.outputs = nil
 }
 
 func formatLogTime(when time.Time) string {
diff --git a/staticfile_test.go b/staticfile_test.go
index d3333570..e7003366 100644
--- a/staticfile_test.go
+++ b/staticfile_test.go
@@ -8,9 +8,11 @@ import (
 	"io/ioutil"
 	"os"
 	"testing"
+	"path/filepath"
 )
 
-const licenseFile = "./LICENSE"
+var currentWorkDir, _ = os.Getwd()
+var licenseFile = filepath.Join(currentWorkDir, "LICENSE")
 
 func testOpenFile(encoding string, content []byte, t *testing.T) {
 	fi, _ := os.Stat(licenseFile)