add some documentation on redback runtime configuration new feature

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1421752 13f79535-47bb-0310-9956-ffa450edef68

archiva-docs/src/site/apt/adminguide/runtime-configuration.apt

@@ -1,5 +1,5 @@
  ------
- Apache Archiva Runtime Configuration
+ Apache Archiva Redback Runtime Configuration
  ------
  Olivier Lamy
  ------
@@ -23,8 +23,24 @@
 ~~ specific language governing permissions and limitations                         
 ~~ under the License.                                                              
 
-Apache Archiva User Manager Implementation
+Apache Archiva Redback Runtime Configuration
 
-  Since 1.4-M4, you can choose to switch User Manager Implementation you are using dynamically.
+* Apache Redback User Manager Implementation
+
+  Since 1.4-M4, you can choose to switch User Manager Implementations you are using dynamically.
 
 [../images/user-manager-impl.png]
+
+* LDAP configuration
+
+  LDAP configuration can now be done via an UI and it's now dynamic (no more need of using vi to edit a file :-) ) and no more need of restarting.
+
+  You can test your ldap configuration too.
+
+[../images/ldap-configuration.png]
+
+* Runtime properties
+
+  You can now too modify some Redback configuration properties. You have a help button which explains to you what the property is doing.
+
+[../images/redback-properties.png]