What's fixed in the release

Process

Collect feedback and requirements from community on the scope of release.
Create Apache HAWQ-2.4.0.0-incubating release management page
Create JIRA filter "HAWQ-2.4.0.0-incubating" and "HAWQ-2.4.0.0-incubating-fixed"
Clean up all issues covered in HAWQ-2.4.0.0-incubating with fixing version 2.4.0.0
Create Apache HAWQ-2.4.0.0-incubating release dash board
Start release process
Cut branch
Send RC1 to DEV for voting
Update websites for new release
Announce release

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