Minor updates to EE after porting pages to CE
Changes a few comments which mark pages as EE only, and mentions the port in the docs
Todo
- 
remove EE-only comment from app/policies/project_policy.rb#owner_access! 
- 
^similar for #master_access! 
- 
move EE-only mark on config/sidekiq_queues.yml 
- 
EE-Specific around config/routes/project.rb:42