Localize model names

[brkane]

Right now pulling model names for activity but they are all in english right now

[brkane]

https://github.com/globalize/globalize

[bjmllr]

Depending on where t is visible, we could do something like ...

before

class User
  def role_name
    role && role.name
  end
end

after

class User
  def role_name
    role && t("role.#{role.name.downcase}")
  end
end