Define CH version

This changes the CH version limit to a specific version. This has to be defined as a variable.

Enabled shard feature in this deployment

This change needs to be checked

Variable macros.xml

This release provides:

• cluster name can be variable in macros.xml
• replica is hostname instead of ID in macros.xml

CH Replication

Adds replication and storing CH hashed passwords instead of plain text.

0.0.3: Merge pull request #7 from nl2go/infra-427-verify-inserted-data

INFRA-427: Verify the content of the inserted data, not just that the…

Adds clickhouse_databases support

This release provides:

• the clickhouse_databases list to define which databases to create during setup of ClickHouse.
• clickhouse_key_server to specify which key server to use to install APTs. We were having problems with Ubuntu's one.