Added scipy video embed
Merge pull request #199 from ChrisBeaumont/command

Commands
Merge pull request #201 from ChrisBeaumont/state

States, JSON Serialization, and D3PO export
Remove unneeded path
D3PO tweak
Support different subsets for each stage
D3PO: ignore invisible layers
Fix astropy v0.2 compatibility issue with d3po export
For orthogonal PPV cubes, allow spatial linking without velocity information
Trigger App build from travis
RGB utility better exposed
Improve behavior of RGB mode
TRAVIS: App trigger configuration
Updated doc links
Fixed astropy 0.2 test failure
Travis
mac app fallback resource loading
import fix
Plotly export
Delete unused data files