Simplify slotFromFinerSlot computation
Fix NPE when updating a coarser slot's stamp; Typo fixes
Add a log statement
Merge pull request #209 from lakshmi-kannan/bf_fix_slot_stamp_npe

Fix NPE when updating a coarser slot's state
Add histogram rollup merge tests; Fix method names
Merge pull request #210 from lakshmi-kannan/bf_histogram_rollup_fixes

Add histogram rollup merge tests; Fix method names
Refactor QueryStringDecoderAndRouter
Merge pull request #211 from chinmay-gupte/chinmay/refactor_QueryStringDecoderAndRouter

Refactor QueryStringDecoderAndRouter.
Merge branch 'master' into http_bulk_ingest_aggregates