implement close message on closing issue command
Merge pull request #124 from cordoval/123-issue-issue-close-should-allow-a-comment-to-be-sent

This PR was merged into cordoval:master branch.

Discussion
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plug comment ability to issue close command

                        
| Q             | A    |
| ---           | ---  |
| Bug fix?      | y    |
| New feature?  | n    |
| BC breaks?    | n    |
| Deprecations? | n    |
| Tests pass?   | y    |
| Fixed tickets | #123 |
| License       | MIT  |
| Doc PR        |      |
                        


Commits
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30fa2e4838b115cca94b2cfb62caa8af26c2c1d7 implement close message on closing issue command cordoval