Remove references to unused gems
Remove references to unused gems

mediagreenhouse/spontaneous,opendesk/spontaneous,magnetised/spontaneous,mediagreenhouse/spontaneous,magnetised/spontaneous,SpontaneousCMS/spontaneous,SpontaneousCMS/spontaneous,opendesk/spontaneous,magnetised/spontaneous,SpontaneousCMS/spontaneous,opendesk/spontaneous,mediagreenhouse/spontaneous