v0.5.0

• Yosemite support (thanks to basecamp/pow#452)
• Better version managers support
• Better server management
• Daemon port has been changed from 4000 to 31000
• Doesn't use symlinks anymore
  • link and unlinkcommands have been renamed to addand rm
  • migrate command has been added for migrating symlinks
• Doesn't read .nvm files anymore
• Doesn't use nodemon by default
• Doesn't serve static files by default