fix at mention in xss.py
reply remove handler
Merge pull request #3 from laofo/master

pull request to add the WTFPL licnese
fix bug: the mention bug
updata pony
requirements
fix latest pony bugs: add @db_session
change the index tpl
fix latest pony bugs: add @db_session on HistoryHandler in controllers/topic.py and reply.py
merge