Remove shabang line
Correct HITE_DIR in zsh
Simplify activated shell PS1
Refactor activate
Ignore .zcompdump
Add .zshrc
Ignore zsh history file
Ignore configuration from user's zsh directory
Use zsh if available
Custom prompt for zsh
Extract common shell configuration to new file
Move zsh into zsh/
Mv .zshrc to zshrc and symlink it
Remove unnecessary condition on bootstrap Hite
Update readme