add screenshots for system status page

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1425315 13f79535-47bb-0310-9956-ffa450edef68

archiva-docs/src/site/apt/adminguide/system-status.apt

@@ -0,0 +1,40 @@
+ ------
+ System Status
+ ------
+ Olivier Lamy
+ ------
+ 2012-12-22
+ ------
+
+~~ Licensed to the Apache Software Foundation (ASF) under one
+~~ or more contributor license agreements.  See the NOTICE file
+~~ distributed with this work for additional information
+~~ regarding copyright ownership.  The ASF licenses this file
+~~ to you under the Apache License, Version 2.0 (the
+~~ "License"); you may not use this file except in compliance
+~~ with the License.  You may obtain a copy of the License at
+~~
+~~   http://www.apache.org/licenses/LICENSE-2.0
+~~
+~~ Unless required by applicable law or agreed to in writing,
+~~ software distributed under the License is distributed on an
+~~ "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+~~ KIND, either express or implied.  See the License for the
+~~ specific language governing permissions and limitations
+~~ under the License.
+
+System Status
+
+  This page allows you to view runtime informations on the system
+
+* Scanning Informations
+
+  Various informations on tasks queues.
+
+[../images/system-status-scanning.png]
+
+* Caches Informations
+
+  Display caches size with flushing caches capabilities.
+
+[../images/system-status-caches.png]