* Begin of the insertion[x]End of the insertion Begin of the deletion [ ]End of the deletion Remove last minute hacky method overwrite from initializer `initializers/feature_decisions.rb`
* [x] Remove obsolete checks in app code
* Begin of the insertion[x]End of the insertion Begin of the deletion [ ]End of the deletion Remove obsolete code of old activity tab (keep in mind that in the Acitivity module some stuff might still be needed)
* Begin of the insertion[x]End of the insertion Begin of the deletion [ ]End of the deletion Adopt specs that expect old activity tab, e.g. feature specs for custom actions