Refactored RA for nonglobal logging# Please enter the commit message for your changes. Lines starting

- and added poll_time parameter to receiver section in README (which has already existed but was not documented)

More sensible configuration file defaults, some sections left commented to prevent unnecessary default filtering and/or adding Node info

* --pid_file is now on command line, instead of in cfg file (better supports startup shell scripts)
* filer now supports done_dir, where processed messages get stored instead of removing them
* sender now can opportunistically wait if the number of event files to process is lower than send_events_limit. Governed by owait_* cfg file options

* Shorter example config

Export correct time with timezone
Export virus scan report in correct format

Minor updates

IPv6 address supported

Aggregation window size bug fix

Minor fixes

Optional malware reporting
Native warden3 time functions used
Minor updates