[perf] skip initializing tdigest for non-numeric fields

Related to #1738

[perf] skip initializing tdigest for non-numeric fields

Related to #1738

[release] bump version

[bro] fix table name in overlay

[bro] fix table name in overlay

[docs] add some missing stuff

[log_format] some scan_match refactoring

[release] bump version

[notcurses] use timeout with ppoll when there is still data in the bu…

…ffer

[hist] add empty rows

Related to #1587