v0.1.3

Fixed passing non-default invariants, max_age_seconds and age_buckets arguments to child instances (#6) by @Strady

v0.1.2

Add lock for observe/query quantile to prevent race conditions in multithreaded applications

v0.1.1

Cast values to float on observe to prevent memory leaks on big integers

v0.1.0

Add docs

v0.0.1

Initial release