Add test for IndicatorData.dataToSeedJSON
Make IndicatorDataSchema.dataToSeedJSON work
Add backup-data npm task
Make backup task exit when finishd
Don't include _id in indicator data backup
Fix issue where backup indicator data was assigned to wrong indicator
Update seed indicator data based on real indicator data
Refactor test to be less massive
Merge pull request #230 from unepwcmc/update-backup-data

Add a task to write indicator data backups, add current indicator data