Speed up the "save configuration" process by avoiding unnecessary events firing.

git-svn-id: https://svn.apache.org/repos/asf/directory/studio/trunk@1427838 13f79535-47bb-0310-9956-ffa450edef68
Added a comparator to sort the partitions lists in the Overview and Partitions pages.

git-svn-id: https://svn.apache.org/repos/asf/directory/studio/trunk@1427839 13f79535-47bb-0310-9956-ffa450edef68