hostkeeper v0.2.0

• Check if adjusted host doesn't already exist on "edit" (resolve #14)
• New route (GET /api/info) (resolve #18)
• Improve README.md (resolve #19)
• Improve Vagrantfile and bootstrap script (resolve #21)
• Update API documentation
• API code cleanup

hostkeeper v0.1.0

• First working release
• RESTful API to manage the hosts database
• Pretty web interface (thanks to @rnarian)
• Get rid of Apache in favour of ExpressJS web server
• Mount API as middleware on top of web interface server
• CORS support
• Cleanup folder structure
• Poor documentation