Add more information to Sublime installation message
Add more information to Sublime installation message

I copied most from the SUBLIME.md doc. Even though this is a bit
redundant, I hope it can help people getting started using the tool.

Galooshi/import-js,lencioni/import-js,trotzig/import-js,trotzig/import-js,lencioni/import-js,lencioni/import-js,trotzig/import-js