Split the scalding platform out into packages
Adds in missing deprecation mappings. Move builder api onto new names instead too
services -> service
Empty service as an object
Revert "Empty service as an object"

This reverts commit 8158cd71bb904d2ad270da0f79ba195cfcfd6779.
Make BatchedOperations private to scalding

Add in remaining type aliases
Public since there are uses out there I didn't know
Merge pull request #434 from twitter/feature/modularize_scalding_platform

Split the scalding platform out into packages