modify stringify json
Add socket.io logic for server-push
Add url mapping
remove jimpress
web-mock 중간 커밋
add .gitignore file
add music player
Merge pull request #1 from bylee/master

Code Sync
[Title] Added skeleton code to" System mock and client."
[Title] Added mock response code.
[Desc.] JSON mock response
업로드, 이름 바꾸기 기능 구현
[Title] Added 'system store' pie chart skeleton code
[Title] Added using mock data logic.
불필요한 라이브러리 삭제
Merge pull request #2 from gseok/master

시스템 모니터링 기능 가져오기
[Title] Added missing css file
Merge pull request #2 from bylee/master

sync code
리펙토링
Merge pull request #3 from bylee/master

bylee recent work code sync
Dialog, Window 공통화