cheelio

BIGTOP-3846 Add Apache Knox MPack

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### Description of PR In https://github.com/apache/bigtop/pull/1029 I added a package for Apache Knox. Now it's time to add the Mpack. ### How was this patch tested? #### CentOS: build Knox:...

BIGTOP-3835: Add Apache Knox package

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### Description of PR Apache Knox provides a gateway for interacting with the REST APIs and UIs of Apache Hadoop deployments. It's a crucial component in secure environments and therefore...

Fix TabletServer shutdown

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Fixes #3282 My attempt to fix the Tabletserver shutdown code. * Basically I stripped out the `shutdownComplete` code from `TabletServer` because the `shutdownComplete` variable was never set. * Further the...