Plugin-Gallery: Get better 2nd level headings

amule -> filetransfer (amule)
torrent -> filetransfer (rtorrent)

plugins/processes/proc_mem_by_user

@@ -37,7 +37,7 @@ if [ "$1" = config ]; then
 graph_title Memory usage by process by user
 graph_args --base 1024 -l 0
 graph_vlabel Bytes
-graph_category processes
+graph_category memory
 graph_info This graph shows the memory usage of several processes of one user
 graph_order $(echo "$users"|sed 's/\broot\b/__root/g')
 EOF