add readme for captcha, and enhanced performance

2014-01-17 12:07:30 +08:00
parent 3e40041219
commit 91d75e8925
5 changed files with 340 additions and 18 deletions
--- a/utils/captcha/captcha.go
+++ b/utils/captcha/captcha.go
@@ -12,6 +12,7 @@
 // var cpt *captcha.Captcha
 //
 // func init() {
+// 	// use beego cache system store the captcha data
 // 	store := cache.NewMemoryCache()
 // 	cpt = captcha.NewWithFilter("/captcha/", store)
 // }