RFR: 282: Make the review requirements more explicit in the progress list [v3]

[Guoxiong Li]

> Hi all,
> 
> This patch adds the explicit review requirements, such as ` (2 reviews required, with at least 1 Reviewer).`, to the progress list and adds some test cases.
> 
> Thanks for taking the time to review.
> 
> Best Regards,
> -- Guoxiong

Guoxiong Li has updated the pull request incrementally with one additional commit since the last revision:

  Add null check

-------------

Changes:
  - all: https://git.openjdk.java.net/skara/pull/1305/files
  - new: https://git.openjdk.java.net/skara/pull/1305/files/75d1ea9e..074ec271

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=skara&pr=1305&range=02
 - incr: https://webrevs.openjdk.java.net/?repo=skara&pr=1305&range=01-02

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.java.net/skara/pull/1305.diff
  Fetch: git fetch https://git.openjdk.java.net/skara pull/1305/head:pull/1305

PR: https://git.openjdk.java.net/skara/pull/1305