迁移出accounts功能，使其成为app
try account app again
copy account/templates from master
change account to be app successfully
change settings add utf
delete .pyc
delete .pyc
Merge branch 'account_change'

Conflicts:
	NodeSite/NodeSite/accounts/urls.py
	NodeSite/NodeSite/settings.pyc
	NodeSite/NodeSite/urls.pyc
	NodeSite/NodeSite/views.pyc
add django-pipeline and config it in settings.py