Merge the tip of origin/release/proposed/2019.2.0 into origin/release/2019.2.0
ed7c7a5 Add BACKUP_KEYSTONE_CREDENTIAL_KEYS in backupninja-backup-pipeline
1f5865f Add check for the situation when variable galera_mysql_version set to 3.6 version and UPDATE_TO_MYSQL57 flag is set
fb10a4d Update MySQL upgrade pipeline to support MySQL 5.7 update procedure
768f79f [ceph] fix issue with upmap used for adding missing osd
10d70fd Replace 'service mysql reload' with 'systemctl restart mysql' in MySQL upgrade pipeline
34603b3 Fix procedure of masterNode determine in MySQL upgrade pipeline
53f0f57 Switch keystone_chek param in false in restore pipeline for maas Related-Prod:PROD-36455
Change-Id: I1b011b1c43d3fca114f0995422e366b642128303