Add more comments to application properties file

Author: vasile-baluta

src/main/resources/application.properties

@@ -62,16 +62,18 @@ search.query.prefix: object
 aggregated.object.name: aggregatedObject
 # name of the collection where aggregated objects are stored
 aggregated.collection.name: aggregated_objects
-# time to live value for aggregated objects
+# time to live value in seconds for aggregated objects.
+# this needs to be set if using all_events_rules to avoid a copy of
+# event repository. Recommended setting is 10 minutes
 aggregated.collection.ttlValue:
 # the name of the collection where to store the maping between 
 # aggregated objects and id of the events that contributed to them
 event_object_map.collection.name: event_object_map
 # name of the collection where unprocessed events are stored
 waitlist.collection.name: wait_list
-# time to live value in DB for unprocessed events
+# time to live value in database in seconds for unprocessed events
 waitlist.collection.ttlValue: 600
-# resend information for unprocessed events in wait list
+# resend information for unprocessed events in wait list, time in miliseconds 
 waitlist.initialDelayResend: 2000
 waitlist.fixedRateResend: 15000
 # name of the collection where subscriptions are stored
@@ -99,7 +101,7 @@ email.subject: Email Subscription Notification
 
 # number of retries if a notification fail
 notification.failAttempt: 3
-# time to live in database for missed notifications
+# time to live in database in seconds for missed notifications
 notification.ttl.value: 600
 
 # email server settings to route email notifications