Add collector outline

cmd/collector/main.go

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+package main
+
+func main() {
+
+}

cmd/collector/readme.md

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+## Collector
+Collector is used to collect requests and packets which are then saved and analysed in other services. At the very end
+`Collector` proxies the incoming requests to the next services (i.e. to the proxy, or if request needs to be analysed,
+validated by some kind capatcha it proxies it there).