Release 0.1.6

• Added 'open with' support (including drop on app icon on mac)
• Added 'are you sure?' dialog to changes that would overwrite the current buffer like opening a new file
• Added support for github checkboxes / todo lists / task lists
• Added glorious code highlighting for code blocks with https://highlightjs
• Linux is now officially supported
• Instructions on how to open markright from the terminal now in readme