PASS: agent_server.WebServer need a bind function
PASS: agent_server.WebServer.start() uses bind
WebServer test dont start HttpServer
agent_server.WebServer test is more future proof.
.prosess() send "agent" with 200

PASS: agent_server.WebServer.prosess() send "agent" to requests with 200
Agent returned its first word.

PASS: agent_server.WebServer.start() calls HttpServer.listen with
.prosess as onData
PASS: expect that http://localhost:8080/ resturns with the string
"agent"