Update README.md

README.md

@@ -3,8 +3,34 @@
 [![CodeFactor](https://www.codefactor.io/repository/github/simon987/task_tracker/badge)](https://www.codefactor.io/repository/github/simon987/task_tracker)
 [![Build Status](https://ci.simon987.net/buildStatus/icon?job=task_tracker)](https://ci.simon987.net/job/task_tracker/)
 
-Fast task tracker with authentication, statistics and web frontend
+Fast task tracker (job queue) with authentication, statistics and web frontend
 
+### Features
+
+* Stateless/Fault tolerent
+* Integrate projects (or queue, tube) with Github/Gogs/Gitea - make workers aware of new commits
+* Granular user permissions for administration tasks
+* Prioritisable (project-level and task-level)
+* Optionnal unique task constraint
+* Per-project rate-limitting
+* Per-project and per-worker stats monitoring
+
+![image](https://user-images.githubusercontent.com/7120851/55676940-714cf980-58ac-11e9-8f5d-0d76a7afa80d.png)
+
+### Terminology
+
+
+**task_tracker** | Beanstalkd | Amazon SQS | IronMQ
+:---|:---|:---|:---  
+Project | Tube | Queue | Queue 
+Task | Job | Message | Message
+Recipe | Job data | Message body | Message body 
+Submit | Put | Send message | POST
+Assign | Reserve | Receive message | GET
+Release | Delete | Delete message | DELETE
+max_assign_time | TTR (time-to-run) | Visibility timeout | Timeout
+\- | Delay | Delivery delay | Delay
+\- | - | Retention Period | Expires in
 
 
 ### Postgres setup
@@ -13,7 +39,7 @@ sudo su postgres
 createuser task_tracker
 createdb task_tracker
 psql task_tracker
-> 
+> ALTER USER "task_tracker" WITH PASSWORD 'task_tracker';
 ```
 
 ### Nginx Setup