* envoy: add support for hot-reloading bootstrap configuration
* use passed in log level
* fix unnecessary firstNonEmpty
* move process release to after new command start
* metrics: support dynamic configuration settings
* add test
* trace: update configuration when settings change
* config: allow logging options to be configured when settings change
* envoy: allow changing log settings
* fix unexpected doc change
* fix tests
* pick a port at random
* update based on review
The log line has a well defined structure that we can process by simple
string manipulation, instead of relying on regex.
name old time/op new time/op delta
_handleLogs-12 17.3µs ±23% 1.1µs ±11% -93.81% (p=0.000 n=10+10)
name old alloc/op new alloc/op delta
_handleLogs-12 20.1kB ± 0% 4.1kB ± 0% -79.59% (p=0.002 n=8+10)
name old allocs/op new allocs/op delta
_handleLogs-12 141 ± 0% 1 ± 0% -99.29% (p=0.000 n=10+10)
