Dev Site: Ongoing Edits

[TylerTrott]

Current known issues in Production:

• [x] Step 5 on Try the @ platform page, words and iframe overlap box on mobile
• [x] Fix thumbnail for Colin/Kevin interview
• [x] Showcase Page broken
• [x] Community Page broken
• [x] at_platform documentation
• [ ] atsign.dev html to shortcode transmission. (all the pages)
• [x] Remove libraries from core technology
• [x] Rename linktitles under Packages to just Dart and Flutter (remove packages)

[TylerTrott]

Will be opening a separate issue for "atsign.dev html to shortcode transmission. (all the pages)", otherwise, every thing else has been completed.