Remove stale copyright year
Remove dead Buildbot coverage link
Unify PECOS content
Get ESIO not esio in Doxygen banner
Merge branch 'feature/dox_cleanusp' into develop

* feature/dox_cleanusp:
  Get ESIO not esio in Doxygen banner
  Unify PECOS content
  Remove dead Buildbot coverage link
  Remove stale copyright year