HA specific files. HA configuration data is stored in ha/ha_info.json
Share keys between hubs and update policy_server.dat
Copy hubs' keys to clients

Please enter the commit message for your changes. Lines starting
Disable HA by default
Fix incorrect ppkeys_staging path + cleanup unnecessary reports

Should be $(ha_def.ppkeys_staging)
HA related changes.

Allow ha policy directory to be installed and filled with ha policy.
Fix ha policy to use correct ha variables.
Change the way client is updating policy_hub.dat content so that
right now it will be updated based on master hub IP placed in master_hub.dat.
Add separate directory where all hubs keys will be copied so that
client will be able to upload all hubs keys.
Add: Get unified list of hub SHAs
Sort of HA related changes.

Disable PostgreSQL maintenance policy to be run on slave hub.
Kill runalerts script on slave and make sure is working ONLY on master.
Synchronize PHP configuration files between master and slave.