MH-9163 -- fixed service registry dependency on service configuration

git-svn-id: http://opencast.jira.com/svn/MH/trunk@13563 e6edf6fb-f266-4316-afb4-e53d95876a76
MH-9308 -- Reduced workflow statistics to return only those workflows that a user has "write" access to, i. e. is allowed to manage

git-svn-id: http://opencast.jira.com/svn/MH/trunk@13564 e6edf6fb-f266-4316-afb4-e53d95876a76