Releasing docs: Add proper code block highlight
Releasing docs: Minor changes to improve legibility of example
Releasing docs: Consolidate possible steps at the bottom
Releasing docs: Consolidate and clarify checks on package just built
Releasing docs: Use a virtualenv to test the package commands
Docs: Add support for TODO notes
Docs: Add release notes for the upcoming 1.12-rc1 release
Bump up version numbers