added click count
added api views for generating url and click count query
added shorten url statistic view
fix python2 import error
fix typo in models.py
change generation api return data format
Use new hash id generator, local_settings.py updated
close #3
added tornado handler to handle redirect request, separate log processor from view
added cron job file (fabric included)
small fix
small fix
small fix
fix xheaders=True
fix cookie max_age
added shorten url remarks
update stat view request table
update template
update template
close #4, added user system
fix and release 1.0