fixing nav menu
Merge branch 'master' of git://github.com/pydata/conference

* 'master' of git://github.com/pydata/conference:
  Re-enable tutorial schedule on full page
  Latest DB changes
committing pydata.db updates
Merge branch 'master' of github.com:pydata/conference
updating db
fixing sponsor list css
news updates
Merge branch 'master' into development