pep8
fix windows end char
F can't solve del.icio.us
F can't solve .中国
F can't solve port like "del.icio.us:8000"
add domain moduel testcase
Merge pull request #1 from mengzhuo/master

1. Fix cTLD parse error
2. pep8 refactor
add time control for a long-time spider
add function of removing similary url
Merge branch 'add_unqi_url' of git://github.com/jetz/second-spider into jetz-add_unqi_url

Conflicts:
	utils.py
merge uniq rule filter function from jetz
Resolve merge conflict
update author list

add jetz into author list