Change projects page to match business directory designs

[shen-sat]

This PR addresses the following cards:

• https://trello.com/c/Yyb0QPFs/49-amend-text-projects-to-business-directory
• https://trello.com/c/baIME1cQ/58-remove-unused-categories-from-switch-statement-in-app-views-projects-category-infohtmlerb
• https://trello.com/c/zBsjfZ7P/55-remove-grey-sub-navigation-bar
• https://trello.com/c/JnCUwJES/44-amend-filter

Essentially this PR changes the Projects page to match the designs for the new Business Directory page by adding new categories and removing some elements