cfeed_artificial_table_backend_t exists. Currently it's only hooked up to in_memory_artificial_table_backend_t and it hasn't been tested.
Implement read_row_changes() on artificial_table_t.
Fix read workload regression.
Make artificial table changefeeds work in simple cases.
Changefeeds on rethinkdb.issues
Support change-feeds on rethinkdb.cluster_config.
Changefeeds theoretically work on all pseudo-tables now.
Add test for changefeeds on system tables. Remove some stub implementations of read_changes() that throw errors.
Rename server_name_* to server_config_*.
Removed file_account_t argument from index_write.
Make it possible to adjust cache_size dynamically. Not tested yet.
Fix bug.
Update test scripts to check cache_size_mb in table_config.
Update mk/README.md
Fix #3376.
Use a common file account for block writes in the merger serializer to improve write I/O efficiency.
Merge branch 'next' into daniel_3377
Merge branch 'mlucy_3354' into next
Merge branch 'daniel_3377' into next
Split cfeed_artificial_table_backend_t::machinery_t::run into several functions for clarity.