USER STORY: Add profile app to project

[johnamdickson]

Epic: User profiles #36

User Story: As a Site Admin I can ensure the functionality to add a profile exists so that users have the option to save their details for future purchases making the process of using the site more streamlined and encourage return visits

Acceptance Criteria:

• A profile app with classes and methods for managing user information.
• A profile template displaying editable profile data back to the user.

Tasks:

• [x] Create profile app within the template and set up a user profile class in models.py.
• [x] Create the profile template and style per site aesthetic.
• [x] Verify user data is both visible and editable on the template.

[johnamdickson]

Profile app added to project with updated models, views, urls and a template. Latter styled to suit the site aesthetic. Confirmed form updates reflected in Django admin.