Removed redundancy when redirecting

context.go

@@ -249,7 +249,7 @@ func (c *Context) String(code int, format string, values ...interface{}) {
 
 // Returns a HTTP redirect to the specific location.
 func (c *Context) Redirect(location string, code int) {
-	c.Render(code, render.Redirect, location, code)
+	c.Render(code, render.Redirect, location)
 }
 
 // Writes some data into the body stream and updates the HTTP code.