refactoring

--HG--
branch : v0.3
rename : samples/03-network/build-server-js.hxml => samples/03-network/build-server-nodejs-net.hxml
rename : samples/03-network/build-server-js-io.hxml => samples/03-network/build-server-nodejs-socket-io.hxml
rename : samples/03-network/src/server/nodejs/MainBot.hx => samples/03-network/src/server/nodejs/BotClient.hx
rename : samples/03-network/src/server/nodejs/MainServer.hx => samples/03-network/src/server/nodejs/NetServer.hx
refactoring

--HG--
branch : v0.3
rename : samples/03-network/build-server-nodejs-net.hxml => samples/03-network/build-client-nodejs-net-bot.hxml
rename : samples/03-network/build-server-nodejs-socket-io.hxml => samples/03-network/build-server-nodejs-multi.hxml
clean

--HG--
branch : v0.3
clean

--HG--
branch : v0.3
description

--HG--
branch : v0.3