* upstream/master:
[Feature] Add more domains to redirectors list
[Doc] Add preliminary FANN documentation
[Feature] Print userdata using tostring if possible
[Feature] Improve phishing plugin
[Feature] Improve levenshtein distance function
[Fix] Repair optional dependencies
[Minor] Slighlty reduce PHISHING score
[Minor] Always return constant number of results from lua redis
[Minor] Improve string to action function
[Fix] Do not greylist on rejection
[Minor] Add whitelist for phishing module
[Minor fix] Limit PHISHING to one shot
[Minor] Add redirector's TLD to PHISHING symbol options