Initial commit of django_skaschool
* added 'south' to INSTALLED_APPS
* added 'README.md', 'requirements.txt'
* updated .gitignore, manage.py and requirements.txt
* updated settings.py, added settings_email.py
* created directories 'static' and 'templates'
* added app 'account', 'notice'
* added app 'demo'
* removed 'settings_email.py' and updated '.gitignore'
* implemented the index page
  o base.html, navbar.html, favicon.html, index.html
  o added static files related to index page
* performed south migrations
* implemented registration templates
* implemented regiration views and pages
* implemented custom form and profile for registration
* updated django_skaschool/settings.py
  o SITE_ID, LANGUAGE_CODE, TIME_ZONE
  o INSTALLED_APPS
* updated top-level urls.py
small updated navbar.html and registration templates
* updated django_skaschool/settings.py
  o LOGIN_URL, LOGIN_REDIRECT_URL, LOGOUT_URL
* added login/logout views to account urls.py
* added account templates for login, logout, profile
fixed UserProfile model to use CharField choices in "is_approved" and "is_sponsored"
added 'password_change' and 'password_change_done' views and templates
disabled app south and removed migrations
small fixes to "br" tag
* added 'profile', 'profile_update' and 'profile_update_done' templates
  and implemented related views
* added 'account.forms.UpdateProfileForm'
* implemented 'account.views.UpdateProfileView' using class-based view
* updated 'account.urls'
added NOTES.txt to record some notes and docs
added third-party css theme "bootstrap-glyphicons"
added LICENSE: 2-clause BSD
Merge branch 'master' of github.com:liweitianux/django_skaschool