add get data for dds response

add get data for dds response
test state change even with RPC timeout
modification to simulator ion/simulators/SBE37_SMP_simulator.py for Maurice/Edward.
adds a configurable random lag (see --help)
Merge pull request #766 from newbrough/test_agent_timeout

test state change even with RPC timeout
Fix terminate realtime visualization to cleanup workflow
Merge pull request #773 from shenrie/master

Fix terminate realtime visualization to cleanup workflow
Bumped pyon; event repository and event persister fix
Updated Scheduler service to use TimerEvent rather than ResourceEvent
Fix for precision values in charts, fill values, color theme, string value display,
Merge branch 'master' of github.com:ooici/coi-services
Adds has_lookup_values function to pubsub
Merge pull request #774 from lukecampbell/lookup_tables

Prepares ingestion for lookup values
Fixes has_lookup_values in pubsub
Some more cleaning up of has_lookup_values
Bump pyon for stateful agents.
Bumps ion-defs, adds test for has_lookup_values
Test adjusted for lcstate transitions refactor
removed not needed log debugs
Updates coverage for bugfix
Merge pull request #777 from seman/scheduler_timeevent_750

Updated Scheduler service to use TimerEvent rather than ResourceEvent