Refactor graph generator
Fix generated console log message error. Replace space with ','.
Merge pull request #28 from begeeben/fix_console_log_error

Fix generated console log message error. Replace space with ','.
update README.md
Merge pull request #30 from mpizza/fix_readme_typo

update README.md
Fix server http document path error.
Merge pull request #33 from begeeben/fix_http_path_error

Fix server http document path error.
Prevent force layout during node movement
Merge pull request #25 from shamenchens/GenerateGraph-2

Refactor graph generator
Fixes issue #29, refine help menu of cli.js
Merge pull request #31 from dwi2/add_help_menu

Fixes issue #29, refine help menu of cli.js