PLD: restrict org viewing to users with role in org, closes #398
PLD: update load and create commands
PLD/UK: add view_organizationprofile permission
PLD/UK: add profile perm since is subclass
PLD/UK: use django perms since filter control
PLD/UK: check for type equality not subclasses
Merge pull request #404 from onaio/org-user-perms

PLD: restrict org viewing to users with role in org, closes #398