changed permissions, added admin added users collection
added admin add cohort page
Merge pull request #7 from chasm/accounts

Updated Header, user permissions, admin code (commented out for now)
delete redundant removeAttr
Merge branch 'chatting' of github.com:chasm/symbiote into chatting
Merge branch 'chatting' of github.com:chasm/symbiote into chatting
chitchat submit by enter