Stop logged in user from deleting themself
stop a user from deleting their own account

req.user.id is a string, req.user._id is an Object.  Switched to req.user.id
do not show delete icon for logged in user
do not show delete for user viewing own account
send user to row mixin to hide delete
remove td when nodelete is true
Merge pull request #574 from snowkeeper/master

Stop logged in user from deleting themself