Update postgresql.conf

Update patroni.yml.j2 (vitabaks#719)

Avoid problem when jinja2 treats value 'on' as True. In result in pg config will be value True

Update WAL-G to v3.0.0 (vitabaks#629)

Consul: Add a nameserver entry poining to localhost for dnsmasq (vita…

…baks#571)

Refactor config_pgcluster.yml, add the leader identification and back…

…up settings (vitabaks#444)

Update consul_services vars

Merge pull request vitabaks#215 from chlordk/master

Create crontab for pgbackrest

Merge pull request vitabaks#160 from vitabaks/dev

add role "swap" -  configure swap space (if not already exists)

Update README.md

vip-manager version 1.0

Important Changes:
https://github.com/cybertec-postgresql/vip-manager/releases/tag/v1.0

Note: the configuration method has been changed from v1.0
https://github.com/cybertec-postgresql/vip-manager#migrating-configuration-from-releases-before-v10

and
Disable the GPG checking of signatures of vip-manager package being installed (for RedHat/CentOS)

fixed:
TASK [Install vip-manager] *****************************************
fatal: [10.128.64.157]: FAILED! => {"changed": false, "msg": "Failed to validate GPG signature for vip-manager-1.0_1-1.x86_64"}