Merge pull request #57 from amalloy/perf

Fix regex
add in analyize-timings, and the various breaking changes that suggested
Merge branch 'perf' of github.com:ztellman/lamina into perf
make distribute-aggregate flushing smarter
fix a few things
add query-seq
put memory back to 2g
make channel? more efficient
add error-value to lamina.core, fixes #56
mark beta11
make current task-queue configurable thread locally
actually make the aforementioned change
clean up a few formatting errors, and make sure that expiration is longer than the period
back to snapshot
use similar mechanism for propagating the global period
make period a proper globally recognized setting, and get rid of all that __implicit nonsense
fix race condition in distributor, and fix merge-distilled-timings
tweak query-seq
make auto-flush logic for distribute-aggregate a bit saner
add time syntax and explciit 'string' syntax