* use HOWTO_monitor_the_automated_tests_AKA_nightlies to explain the nightlies
* replace references to Serverity with Backport tracker
* add links to the backporter manual and the release page
* s/0.95/9.0.0/
* unify release names to be lowercase
* replace lifecycle with release cycle and end of life with retirement
* Prefer LTS or Long Term Stable over Long Term Support