It would be nice to see in the GUI (rhn/systems/details/packages/UpgradableList.do) from which channel the package will be updated. Similar to the yum update command where you can see from which repository the package will be updated.
Mass-aligning under space12, so that we don't lose track of this bugzilla. This however does not mean that we plan (will be able to) address this bug in Spacewalk 1.2.
Mass-moving to space13.
We did not have time for this one during Spacewalk 1.4 time frame. Mass moving to Spacewalk 1.5.
Aligning under space16.
Spacewalk project as an upstream for Red Hat Satellite 5 product is going to be End Of Life on May 31 2020. Spacewalk 2.10 has been released as the last release of this project. https://github.com/spacewalkproject/spacewalk/wiki/ReleaseNotes210 Any new feature will not be included therefore closing remaining RFEs to set expectations properly.