Merge pull request #1 from cmc333333/master

Search Infrastructure
Merge pull request #2 from cmc333333/master

Add Read/Write API + minor changes
Merge pull request #3 from cmc333333/master

Account for empty (but still present) layers
Merge pull request #4 from cmc333333/master

Fix definitions layer missing "referenced"
Merge pull request #5 from cmc333333/master

Account for flatter node structure
Merge pull request #6 from cmc333333/master

Account for interpretations when generating sub-layers
Merge pull request #7 from cmc333333/master

Batch of API changes
Merge pull request #8 from cmc333333/master

Diff handler
Merge pull request #9 from cmc333333/master

Quick fix to see search results
Core -> regcore
Initial buildout
Provide some sample values to be used by the buildout django
Handlers are starting to migrate into views
Diff handler djangoized
First pass at converting all of the views
Update tests for django. Fix errors they found. Allow input even if it doesn't have content-type: application/json
s/handlers/views
Move all settings into django
PEP 8
Update requirements + travis for django