Merge pull request #1 from ccnmtl/master

merge upstream
add project feeds, per pid
merge w/ hackathon codeMerge branch 'master' of github.com:ccnmtl/dmt
add test for project feed
Merge branch 'master' of github.com:ccnmtl/dmt
Merge pull request #27 from mrenoch/master

Add project recent activity rss feeds
return all project-s active items, instead of limitting it to N
Merge pull request #29 from mrenoch/master

return all project's active items, instead of limitting it to N
select owner based on PMTUser (User) username rather than DjangoUser
Merge pull request #30 from sdreher/action-item-enhancement

select owner based on PMTUser (User) username rather than DjangoUser
work in progress for notifications