[#68947932] beginnings of search implementation
[#68947932] search
[#68947932]
working neural from db
es neural
es neural
quick feed forward back propagation neural network, big data style
[finishes #71522802] neural network implementation for future click-tracking and search result weighting. needs testing. command-line usage example, ./script/neural --input foo --input bar --output 1:1 --output 1:2 --output 1:3 --select 1:2