Fix logback.xml location

The logback.xml location was not working, it was not possible to specify
an external logback.xml file. Now it works from application.properties

Issue-ID: CLAMP-179
Change-Id: I87c9be70561fc0897b5c6499a431f7cd788c1867
Signed-off-by: Determe, Sebastien (sd378r) <sd378r@intl.att.com>
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index 8694cd8..24ecc4f 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -113,6 +113,10 @@
 async.max.pool.size=20
 async.queue.capacity=500
 
+#For EELF logback file
+#com.att.eelf.logging.path=
+com.att.eelf.logging.file=logback-default.xml
+#The log folder that will be used in logback.xml file
 clamp.config.log.path=/var/log/onap
 clamp.config.files.systemProperties=classpath:/system.properties
 clamp.config.files.cldsUsers=classpath:/clds/clds-users.json