[CONTINUUM-2300] upgrade to slf4j 1.5.8 Merged from: r794925
[CONTINUUM-2300] upgrade to slf4j 1.5.8
Merged from: r794925


git-svn-id: 14f2065c7afdeb19086ae32a80b5e7aec819bae3@794928 13f79535-47bb-0310-9956-ffa450edef68

apache/continuum,apache/continuum,apache/continuum