Added nodes alya and alya2

These are the master and slave nodes for postgresql database services. alya2
replicates the master node, alya and acts as a hot standby.

Signed-off-by: Byron Sanchez <byron@hackbytes.com>
Added more details regarding ldap and postgresql replication

Added the necessary manual commands that need to be invoked when setting up
replication servers for ldap and postgresql

Signed-off-by: Byron Sanchez <byron@hackbytes.com>
Added nodes atlas and atlas2

These are the master and slave nodes for mysql database services. atlas2 acts as
a hot standby for atlas.

Signed-off-by: Byron Sanchez <byron@hackbytes.com>
Updated pattern collisions for mail services

Signed-off-by: Byron Sanchez <byron@hackbytes.com>
Masked mysql in favor of mariadb

Signed-off-by: Byron Sanchez <byron@hackbytes.com>
Added data CNAME to point to maia node

Signed-off-by: Byron Sanchez <byron@hackbytes.com>
Maded named refresh whenever nitelite or reverse DNS zone files are changed

Signed-off-by: Byron Sanchez <byron@hackbytes.com>