Addition of State Management Feature

Patch 1:This commit adds the feature to provide node state management.
There are also a couple of very minor cleanup items in
feature-session-persistence which came up during review and testing.
Patch 2: Cleaned up some logging statements and exceptions per
comments by Pam Dragosh. Patch 3: Clean up per comments from
Jorge Hernandez. Patch4: Added a default to ignoreErrors in
RepositoryAudit. Patch 5: Rebase.  Patch 6: Removed
api-state-management/.gitignore

Issue-ID: POLICY-155
Change-Id: I4fbfa33314d488ff46764931ca965f802b6a26d5
Signed-off-by: Kevin McKiou <km097d@att.com>
diff --git a/feature-state-management/src/test/resources/logback-test.xml b/feature-state-management/src/test/resources/logback-test.xml
new file mode 100644
index 0000000..58cabf9
--- /dev/null
+++ b/feature-state-management/src/test/resources/logback-test.xml
@@ -0,0 +1,47 @@
+<!--
+  ============LICENSE_START=======================================================
+  feature-state-management
+  ================================================================================
+  Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+  ================================================================================
+  Licensed 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.
+  ============LICENSE_END=========================================================
+  -->
+
+<!-- Controls the output of logs for JUnit tests -->
+
+<configuration>
+
+	<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+		<encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder">
+			<Pattern>
+				%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{36}.%M\(%line\) - %msg%n
+			</Pattern>
+		</encoder>
+	</appender>
+	<appender name="FILE" class="ch.qos.logback.core.FileAppender">
+		<file>logs/debug.log</file>
+		<encoder>
+			<Pattern>
+				%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{36}.%M\(%line\) - %msg%n
+			</Pattern>
+		</encoder>
+	</appender>
+	
+	<root level="debug">
+		<appender-ref ref="STDOUT" />
+		<appender-ref ref="FILE" />
+	</root>
+
+</configuration>
+