Added the logged in user to the post with localStorage

client/package-lock.json

client/package.json

client/src/app/add-post/add-post.service.ts

client/src/app/login/login.component.ts

client/src/app/login/login.service.ts

client/src/app/models/post.model.ts

client/src/app/show-post/show-post.component.html

client/src/app/show-post/show-post.component.ts

server/app.js

server/model/post.js