Refactor AAA app in preparation for clustered operation.

* Add formal API for accessing auth state information rather than directly
looking up static maps.
* Move static maps in StateMachine to non-static maps in AaaManager
* Manage identifier space used for requests/replies better
* Refactored state machine timeout mechansim

Change-Id: Ie53c3a66ac1619e10607d9926b71747a333317f3
diff --git a/app/pom.xml b/app/pom.xml
index 8e3bb75..18d1a20 100644
--- a/app/pom.xml
+++ b/app/pom.xml
@@ -43,6 +43,13 @@
 
     <dependencies>
         <dependency>
+            <groupId>org.slf4j</groupId>
+            <artifactId>slf4j-simple</artifactId>
+            <version>1.7.25</version>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
             <groupId>org.opencord</groupId>
             <artifactId>sadis-api</artifactId>
             <version>${sadis.api.version}</version>