Implement ability to dump metadata in Redis
fix sped for redis dumper
wip: preliminary spec for redis loader
Implement ThresholdData for Relocator
Merge branch 'feature/relocator' of github.com:CartoDB/cartodb20 into feature/relocator
Implement UserMetadata for Relocator
rename ThresholdData to ThresholdMetaData
Implement TableMetadata, APICredentialMetadata, MapStyleMetadata
integrate Redis metadata classes into relocation loader
Merge branch 'develop' of github.com:CartoDB/cartodb20 into feature/relocator
Make relocator loader support tables with no data_import_id (created from scratch)
Merge branch 'develop' of github.com:CartoDB/cartodb20 into feature/relocator
Ability to rename the user when relocating him
Merge branch 'develop' of github.com:CartoDB/cartodb20 into feature/relocator
Merge branch 'feature/relocator' into develop