chore(README): misc edits

[jamesericdavidson]

Modify existing text for correctness and conciseness.

• [x] Features
• [x] Customization
• [x] Installation
• [x] Inspiration
• [x] Wait for #243 merge
  • [x] Update broken hyperlinks

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[jamesericdavidson]

@yashmehrotra @526avijitgupta Minor README updates

[yashmehrotra]

LGTM, Thanks a lot @jamesericdavidson for this