Updated 25% of Master VS Code

Today:

1. Recorded a video explaining the course purpose and structure
2. Updated 25% of the Master VS Code module

Next:

1. Finish updating the Master VS Code module
2. Record the Master HTML module

I've noticed a few embarrassing issues:

1. "Engineering" is misspelled on the logo. I've noticed this before, but forgot to fix it. I'll fix it tomorrow.