Improve New Project Onboarding Flow

The objective is to improve the process of sending new projects to the system.

### TODO
- [x] Build the new start page design.
- [x] Replace category images on new project page.
- [x] Add foundation joyride to new project page
- [x] Revise texts on new project page
- [x] Add organization type to new project form
- [x] Add joyride for organization type on new project