Bring back types to represent old metadata, but confined to namespace pre_v1_16. Add functions to migrate old metadata to new.
Make migration compile, but it's not tested yet.
Add unittest for migration. (It hasn't been tested yet.)
Pre-v1.16 metadata migration test passes.
Add a unit test for migrate_vclock() and fix a bug that it exposed.
Merge branch 'reql_admin' into tim/migration
Minor fixes to migration logic.
Merge branch 'tim/migration' into reql_admin
adding check for server version in backup scripts
Adds an initial job_control data structure
Adds the job manager
Intermediate commit before redesigned implementation
Adds an initial job_control data structure
Adds the job manager
Intermediate commit before redesigned implementation
Adds missing files
Intermediate commit
Intermediate commit
Fixes a merge issue
First review