Merge pull request #3 from zxdvd/sumasia14

Migrate to django 1.6.5
Revert "UI level anonymous vote support"

This reverts commit 22a44d20a4f49301ac52a8ecd55201116d6880df.

This is unfinished feature, not necessarily needed at the moment.
more friendly readme
enable registration
readme update
add openid module

The django_openid_auth has to be in snoek because
the stream module has unfixed bugs :(

To test the module:

    http://localhost/openid/login

Tested openid with this commit:

Google openid:
    https://www.google.com/accounts/o8/id
Wordpress openid:
    $youraccount.wordpress.com
settings to be compatible with openid auth
openid login UI
readme update
Merge remote-tracking branch 'yifan/sumasia14'

Conflicts:
	activities/views.py
	requirements.txt
now can upload images and display them
fix a bug--'add question' won't listen for future event
fix the bug that page scroll to top after 'add question' clicked
empty questions needn't to be stored
Use multiple forms to replace the formset design.