Adjust DAMS to external dataset agent interface change
Preload changes for external datasets
Improves legibility in some places
Merge pull request #1 from lukecampbell/dataset_agent

Improves legibility in some places
Updated README_DEMO
Merge branch 'master' into dataset_agent
Rearranged some ion_loader functions, extended external dataset handling
Enhanced external dataset handling; working on test
Incremental progress
SimpleDatasetAgent now uses stream_config
New parser directory structure
Initial SIO controller data parser
Polish to SIO data parser
Bumped ion-definitions
Merge branch 'master' into dataset_agent
Dataset agent test fixes
Bump epu
Fixed all external dataset agent, parser and handler tests
Set TESTED_DOC in ion_loader to new document for nose external dataset tests
Bumped ion-definitions