Update main.go

Fixed port
Update index.html

Fixed link.
Update paste.js
Update index.html
Update index.html
Update index.html
Update index.html
Create README.md
Update README.md
Update index.html
Update paste.js
Update index.html
Update paste.js
Update paste.js
Update index.html
Re-organized the code
Switch to UUIDs
Store Adapter
Updated TODOs