Changed security context to use unprivileged container, moved privil…

…eged ports out of <1024 range, and documentation updates (SolaceProducts#43)

Changed security context to use unprivileged container, moved privileged ports out of <1024 range, and documentation updates

Template and script fixes, process simplifications (SolaceProducts#37)

* nonHA readiness check fix
* added Kubernetes 10 support
* simplified process: directly clone repo then use script
* documentation fixes
* helm will now be installed on the path, no longer specific directory
* configure script can be re-run multiple times

Merge pull request SolaceProducts#10 from SolaceProducts/SOL-1244

Sol 1244

Merge pull request SolaceProducts#6 from bczoma/68545-linkfix

Fixes SolaceProducts#6: links and namings