prevent possible file limit issue

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1551121 13f79535-47bb-0310-9956-ffa450edef68
start refactoring merging remote indexes to have a cron job doing it

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1551122 13f79535-47bb-0310-9956-ffa450edef68
start refactoring merging remote indexes to have a cron job doing it

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1551123 13f79535-47bb-0310-9956-ffa450edef68