[emacs] add go modes
[emacs] update packages
[zshrc] add go path
[emacs] font height is changed to 100 from 105
[emacs] add sublime text like color themes and set one to be default
Merge branch 'master' of https://github.com/r9y9/dotfiles
[emacs] fix font size for linux and osx
[emacs] hide toolbar, menubar and line number by default