Fix 'gon' gem install failure. refs #5955
Created by: yasuoza
Fix missing 'gon' dependency update.
As commented in https://github.com/gitlabhq/gitlabhq/pull/5955#issuecomment-31593344
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Created by: yasuoza
Fix missing 'gon' dependency update.
As commented in https://github.com/gitlabhq/gitlabhq/pull/5955#issuecomment-31593344