Revert "Merge backend new and backend and delete backend new directory"

[snapcat]

Reverts CSC510-Group-25/feature-hunt#156

Heroku errors

[netlify[bot]]

✔️ Deploy Preview for feature-hunt-25 ready!

🔨 Explore the source changes: 1c6269a984499173616857df0c3ea3142334d68b

🔍 Inspect the deploy log: https://app.netlify.com/sites/feature-hunt-25/deploys/618455d1129daf0008f90bdd

😎 Browse the preview: https://deploy-preview-157--feature-hunt-25.netlify.app

[coveralls]

Pull Request Test Coverage Report for Build 1423364081

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 72.561%

---

Totals
Change from base Build 1422779127:	0.0%
Covered Lines:	184
Relevant Lines:	215

---

💛 - Coveralls