* Move statistics related functions to analytics.c
* error message change, space added after if
* start an analytics thread
* use heartbeat instead of sleep
* add late enviroment (after rrdinit) pick of some attributes
* change loop
* re-enable info messages
* remove possible new line
* log and report hits on allmetrics pages. detect if exporting engines are enabled/in use, and report them
* use lowercase for analytics variables
* add collectors
* add buildinfo
* more attributes from late environment
* add new attributes to v1/info
* re-gather meta data before exit. update allmetrics counters to be available in v1/info
* log hits to dashboard
* add mirrored hosts
* added notification methods
* fix spaces, proper JSON naming
* add alerts, charts and metrics count
* more attributes
* keep the thread up, and report a meta event every 2 hours
* small formating changes. Disable analytics_log_prometheus when for unit testing. Add the new attributes to the anonymous-statistics.sh.in script
* applied clang-format
* dont gather data again on exit
* safe buffer length in snprintfz
* add rrdset lock
* remove show_archived
