[MRM-1734] add some filtering for searching in users table

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1427725 13f79535-47bb-0310-9956-ffa450edef68
add i18n for users filtering

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1427726 13f79535-47bb-0310-9956-ffa450edef68
update users list screenshot

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1427727 13f79535-47bb-0310-9956-ffa450edef68