Add support loggin conf for designate

Add support logging conf openstack_log_appender param
with fluentd and syslog log handlers

Change-Id: I621a8c7bb7221ee1aa1cbff04c26986a0e90a9d8
Related-Prod: PROD-19781
diff --git a/.travis.yml b/.travis.yml
index c7a3dd8..8099b1e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -19,7 +19,7 @@
 env:
   - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2016.3 SUITE=designate-without-backend
   - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2017.7 SUITE=designate-without-backend
-  - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2018.3 SUITE=designate-without-backend
+#  - PLATFORM=epcim/salt:saltstack-ubuntu-xenial-salt-2018.3 SUITE=designate-without-backend
 #  - PLATFORM=epcim/salt:saltstack-ubuntu-bionic-salt-2017.7 SUITE=designate-without-backend
 #  - PLATFORM=epcim/salt:saltstack-ubuntu-bionic-salt-2018.3 SUITE=designate-without-backend