add zsh config
add basic config to zshrc
add history config to zshrc
add basic key bindings to .zshrc
add option & alias to .zshrc
add LSCOLORS to ls
fix color config for zsh
add noautoremoveslash to .zshrc
add complete_aliases to .zshrc
remove old color setting from .zshrc
add auto execution to .zshrc
fix color for remote host in .zshrc
expand command histories size