Jaws-libp

- Added effective-registrations, effective-activations, effective-alarms, intermediate-* topics

- PyPi project renamed jlab_jaws to jaws-libp
- source still uses jlab_jaws

- Renamed _alarms_ topic to _effective-alarms_
- Added _effective-registrations_ topic
- Updated AVRO Registry config for topic changes
- Alarm.avsc serde updated

- Refactored API for Processor changes (jaws-alarm-processor)
- Renamed RegisteredAlarm to AlarmRegistration
- Renamed ActiveAlarm to AlarmActivation
- Renamed OverriddenAlarm to AlarmOverride
- Renamed Disabled|Masked|Filtered|OnDelayed|OffDelayed|Latched Alarm to *Override
- Overrides referenced instead of nested
- Alarm schema added
- Schemas in single separate "schema" subdirectory
- Topics defined in topics.json file
- Topics renamed

v1,3,4
- __registered-classes__ topic now uses a simple string key

- Added AlarmStateSerde class
- Updated doc strings

**Changes**
- EventSourceTable now has separate start() method so constructor will return
- Renamed registered-class-value.avsc -> registered-classes-value.avsc for consistency with registered-alarms-value and overridden-alarms-value and active-alarms-value
- Added missing fields to registered-classes-value schema: rationale, correctiveaction, pointofcontactusername