User settings demo

Demo script for Bots Playground developers. The script shows how to access the "user settings". "User settings" are the settings you specify for your script, and then let buyers to fill them. HOW TO USE: 1. "Buy" this script (get for free) 2. Assign it to your bot 3. Enter Bots Playground 4. Click "Settings" tab of this script 5. Run it The script is open-source to see how it looks like and how does it work.