commit test

.
Merge pull request #3 from MelonS/master

pull request test
Merge pull request #4 from einsub/master

초기 구조
Merge pull request #5 from einsub/master

기본 구조 완성.
인자를 받아서 서버 IP를 대체하는 코드 삽입
deleted the 'commit test' folder just for my 'commit test'
added some introductory contents to README
Modified the initiation part of socket.io
- got the port number from the http object itself, not from the variable
- reduced the log level of socket.io to the production level
- fix the inconsistency between the point of the start of listening and
the console log saying that.
- added a routine for the case when the port we would use is already
occupied.
Added gitignore files
Fix grammatical error in README
Socket disconection bacame noticeable to the server now
Merge pull request #6 from gemfile/master

인자를 받아서 서버 IP를 대체하는 코드 삽입
Merge pull request #7 from Derrican/master

Taking off with Node.
Merge pull request #1 from siudev/master

siudev와 동기화
Update README.md

1월 2일 개발자 회의 결과를 러프하게 적어놓습니다.
Merge pull request #8 from MelonS/master

Merge pull request #2 from siudev/master
Update README.md
simple encrypt/decrypt chat message.
Merge pull request #12 from cult2ash/master

simple encrypt/decrypt chat message.
add room function