MH-9377 -- changed daily rolling file appender to rolling file appender with max index

git-svn-id: http://opencast.jira.com/svn/MH/trunk@13712 e6edf6fb-f266-4316-afb4-e53d95876a76
MH-9378 -- removed unused code

git-svn-id: http://opencast.jira.com/svn/MH/trunk@13713 e6edf6fb-f266-4316-afb4-e53d95876a76