Initial settings for JavaScript.
Fix bug in vimrc.
Add nvm install for nodejs management and fix zshrc.antigen.
Fix bug in nodejs install sh.
Merge branch 'master' into vimrc_javascript

Conflicts:
    .zshrc.antigen

Merge from .zshrc.

There is some conflicted space row.
Merge branch 'master' into vimrc_javascript

Merge with master.
Comment out unnecessary space remover in vimrc.
Add rvm installer and fix .zshrc.