RFR: 286: Add more info about CSR in the PR's first comment [v2]

[Guoxiong Li]

> Hi all,
> 
> This patch adds a link to the csr in the PR's first comment under **Issue**.
> And the corresponding test is added.
> 
> 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:

  Fix null exception.

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

Changes:
  - all: https://git.openjdk.java.net/skara/pull/1244/files
  - new: https://git.openjdk.java.net/skara/pull/1244/files/c023b808..55fc8dda

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=skara&pr=1244&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=skara&pr=1244&range=00-01

  Stats: 20 lines in 1 file changed: 6 ins; 3 del; 11 mod
  Patch: https://git.openjdk.java.net/skara/pull/1244.diff
  Fetch: git fetch https://git.openjdk.java.net/skara pull/1244/head:pull/1244

PR: https://git.openjdk.java.net/skara/pull/1244