dev/prod.rpm: change the DB account name

in order to avoid the need of postgres name translation
dev/prod.rpm: WIP: remove postgres DB password, allow DB access for Linux user apache

still problems with setup scripts running as user ckan
dev/prod.rpm: abandon user ckan, use apache instead

still under testing
Merge branch 'master' into uwe-wip5

Conflicts:
	rpms/common/61setupsources.sh
	rpms/kata-ckan-prod/kata-ckan-prod.spec

conflicts resolved manually
prod.rpm: error spotted during previous merge now fixed

That's why we removed the %ckanuser macro, it has become ambigious
But here we had picked the wrong choice
dev/prod.rpm: bug fix to db access / uid change

runharvester script was forgotten
also removed output redirection (at least for the time being), finding this error took a lot
of time, because there was no error message anywhere
dev/prod.rpm: merge fallout: also make uid change to new script
Merge branch 'master' into uwe-wip5

Conflicts:
	rpms/common/61setupsources.sh
	rpms/common/katatracking

conflicts resolved manually
Merge branch 'master' into uwe-wip5

Conflicts:
	rpms/common/katatracking

conflict manually resolved
dev/prod.rpm: don't suppress output of cronjobs

mail to root might be a nuisance
but no error messages in case of trouble are a severe maintenance problem
if there is expected benign output that leads to unnecessary mails it needs
to be suppressed / filtered in some less destructive way than throwing away all
potentially serious messages, too
Merge branch 'master' into uwe-wip5
Merge branch 'master' into uwe-wip5
Merge branch 'master' into uwe-wip5
Merge branch 'master' into uwe-wip5
dev/prod.rpm: comment about expected command failure added
Merge branch 'uwe-wip5'
Release notes describing user account changes etc. added
Release notes contain only one time steps, remove them from code tree