Created models and Service API for the event log data

AFDP-192
Created REST controller to retrieve events

AFDP-192
Added Repository annotation to event log repository

AFDP-189
Modified REST endpoint to use a unix timestamp, rather than a Date

AFDP-192
Created event log view with required JS models and views.

AFDP-193
Fixed wrong classname for Bootstrap grids
Fixed classes and removed "Add Fixture" button (copy and paste oops)

AFDP-193
Added event notification listening for event log messages

AFDP-193
Updated EventLogService to send EVENT_LOG notifications

AFDP-194
Added transient fixture display name getter to the fixture entity.

AFDP-194
Added ip/mac addresses to the event log entry.

AFDP-194
Create a new event log entry every time a task execution completes.

AFDP-194
Log an event entry every time a hint generation task completes.

AFDP-194
Add ip/mac address fields to the view.

AFDP-194
Corrected event log entry notification handling.

AFDP-194