Fixed 'not found error_code.hpp' when compile with autotools
url_preview 添加了黑名单机制, 不解析黑名单里的url
Merge branch 'master' of github.com:avplayer/avbot
Merge pull request #2 from kikidong/master

urlpreview 实现黑名单，过滤掉类似web.qq.com的标题提示
cookie
fix 死循环