Feedback on week 6 project progress for alcen

[nus-se-bot]

Leftovers from the previous week

• You are done with previous weeks work(:heavy_check_mark: well done!)

Progress of this week

• [x] docs/REAME.md is updated(:heavy_check_mark: well done!)

• [x] docs/Ui.png (the name is case-sensitive and filename should be an exact match) has been added(:heavy_check_mark: well done!)

• [x] a jar file has been released in the past week(:heavy_check_mark: well done!)

• [x] product website available at http://alcen.github.io/duke (:heavy_check_mark: well done!)

  _{Note: the above observation was done by the CS2103-feedback-bot and covers changes up to 2020-02-21 00:00:00 only. If you think the above observation is incorrect, please let us know by replying in this thread. Please include links to relevant PRs/comments in your response.}