Set up new API route for column computation (currently no-op)
Merge branch 'master' into urmilan/compute-api
Merge branch 'master' into urmilan/compute-api
Add support for requesting specific columns in an export call
Do the export of ID + source columns
Clean up RowDataTranslator
Store computation source columns as IDs instead of names
Store computation source column ID, not human name; hook up compute API
Migrate old computation strategy columns to refer to source column by ID
Add test for Compute resource class and fix bugs found during testing
Decouple computed column concept from Zookeeper; test data helpers
Add tests for RowDataTranslator
Remove redundant trait inheritance
Give ward column a more intuitive ID in GeospaceHandlerTest
Merge pull request #19 from socrata/urmilan/compute-api

New API to recompute a column in a dataset