Instrument data handler and some parsers
Adds parser and test for HYPM_01_WPF_ENG
Updated mi data handlers and tests
Fixed data handler polling
Fixed polling test
Added slocum bulk data ingestion
Swapped event sets when terminating polling
Updates handlers and instrument tests
Adds test data files for MI samples
First refactor of get_data to provide file position
Updates to save progress when reading files
refaactor DeviceStatusEvent, change to one DeviceStatusType and remove unused subobjects
agent parameter persistence fixes.
Adds temporal search
Bumped pyon
Bumped ion-defs
Merge pull request #863 from shenrie/master

Bumped pyon
Vertical Bounds Searching
Merge pull request #862 from lukecampbell/temporal_search

Adds temporal search
Work on attachment walkthrough

Conflicts:
	extern/ion-definitions
	ion/services/sa/acquisition/data_acquisition_management_service.py