'summary' commands to improve monitoring

ods-control enforcer summary [--verbose]
ods-control signer summary [--verbose]
ods-control summary

Command line tool that will generate a summary report from each component (or both)
Enforcer summary:
Time enforcer last ran and interval setting
Number of zones
Number of policies
List of policies and number of zones
[--verbose] List of zones on each policy
Number of keys and count in different states
[--verbose] List of active keys with rollover date
Signer summary
Count of zones, list of failed ones
[--verbose] Status of zone (last successful signing, last failed signing, signing stats)

Also provide an option to output this to syslog periodically.