Re #8941. Implemented asynchronous listening for clients' requests.
Re #8944. Prepared testing class for DataDownloader.
Re #8943. Prepared getting predictions from Model.
Re #8943. Untested integration with Model.
Re #8941. Started working on enqueueing requests and processing them in a new thread. + Program.cs cleanup + Fixed Date error.
Re #8838. Started refining commands accepting + modified GetData in DataDownloader.
Re #8836. Added XML protocol building / parsing.
Re #8836. Fixed errors appearing when client sends POST request by sending an answer to the request.
Re #8770. Refactoring
Re #8770. Somewhat working example of HttpListener. Can receive requests from other than host machine. Firawall adjustment was necessary.
Re #8691. Big refactor + config file added + working on providing methods for Parser.
Refs #8620, #8619. Refactor + testing.
Re #8619. Connection handling improvements + simple parser of sent messages.
Re #8619. Simple server and client capable of sending and receiving data.