Add current site instance to share template through new context processor.
Add user profile page description with registered user list.

* Add user_profile application.
* Add image settings for user_profile application.
* Add new user profile templates + new texts.
* Add user profile URL.
* Add view value in context.
* Add logging configuration based on environment
* Fix URL configuration for web app.
* Add defaul user profile image.
* Replace test module.
* Fix typo in pydoc string.
* Add admin class for UserProfile class.
* Add flag methods as profile status resume.
* Add boolean fields on user profile model.
* Add thumbnail for profile image photo.
* Add middleware and settings for environments, like default images.
* Add user profile page styles.
* Add templates for user profile page.
* Fixes on mixture list item show.
Merge branch 'feature-8-add_user_profile_page' into develop