first commit
Fix code based on pep8(except 'over 80 chars').
Merge pull request #1 from FGtatsuro/pep8

Fix code based on pep8(except 'over 80 chars').
for merge
fix conflict
implement basic APIs
implement rss1, rss2 parser
fix rss2 parser
utf8 is higth priority
implement read/unread handler
implement api for cron job
change application name
change application name
implement import
fix encoding
set parent model