begining of work on UserNote
cleanup
added south
added south to requirements file
"improved" users answers css
improved users answers css
updated fabfile for production server
Updated fabfile to use migrate using south
added cohort and user - cohort status models; added lookups for speeding queries
fix: help migration handle i18n correctly
Adde user counter to users list
Added top filter by cohort
added basic user tagging support
Added user logs
show user actions log
moved staff views to users app; humanize dates in users list
added basic sorting of users by score, currently only by the logged in user.
added counting of users in users list
changed default db in settings.py to postgres
Added events app