add benchmarks on a commit by commit basis (tmc's idea) that will measure:
- how long to save/load one block of ints, strs and sets
- how long to query 1 block:
- tables
- histograms
- time series
- how long to combine several block results (can be cached) to gauge aggregator performance
add benchmarks on a commit by commit basis (tmc's idea) that will measure: