When removing a user from an organization, that user should not be
assigned to any spaces. If they are assigned to a space within the
organization raise an error.
Scope ModelHelpers to spec/unit/models

[#72354980]

Signed-off-by: Joseph Palermo <jpalermo@pivotallabs.com>
Include BrokerApiHepler in specs that need it

[#72354980]

Signed-off-by: Joseph Palermo <jpalermo@pivotallabs.com>
Remove unused include of VCAP::CloudController in spec helper

[#72354980]

Signed-off-by: Joseph Palermo <jpalermo@pivotallabs.com>
Specs in spec/unit/controller do not need type: controller

[#72354980]

Signed-off-by: Joseph Palermo <jpalermo@pivotallabs.com>
Remove experimental from some endpoints

Removed experimental from
  App Usage Events
  Buildpacks
  Events

[#72618610]

Signed-off-by: sabha parameswaran <sparameswaran@gopivotal.com>