Documentation of cubits, models and widgets

[Scarletto]

The PR with documentation requested in #91. Please feel free to add or change things to this branch! Move to "In progress" what you are working on. Check off and move back what is done.

In progress

• [x] placeholder

Cubits

• [x] album_cubit
• [x] album_list_cubit
• [ ] calendar_cubit
• [ ] event_admin_cubit
• [ ] event_cubit
• [ ] food_admin_cubit
• [ ] food_cubit
• [ ] full_member_cubit
• [ ] group_cubit
• [ ] groups_cubit
• [ ] liked_photos_cubit
• [ ] list_state
• [ ] mark_present_cubit
• [ ] member_cubit
• [ ] member_list_cubit
• [ ] payment_user_cubit
• [ ] registration_fields_cubit
• [ ] sales_order_cubit
• [ ] setting_cubit
• [ ] theme_cubit
• [ ] welcome_cubit

Models

• [ ] album
• [ ] device
• [ ] event_registration
• [ ] event
• [ ] food_event
• [ ] food_order
• [ ] frontpage_article
• [ ] group
• [ ] list_response
• [ ] member
• [ ] payable
• [ ] payment_user
• [ ] payment
• [ ] photo
• [ ] product
• [ ] push_notification_category
• [ ] registration_field
• [ ] sales_order
• [ ] slide

Widgets

• [ ] album_tile
• [ ] app_bar
• [ ] cached_image
• [ ] error_center
• [ ] error_scroll_view
• [ ] event_detail_card
• [ ] gallery
• [ ] group_tile
• [ ] mark_present_dialog
• [ ] member_tile
• [ ] menu_drawer
• [ ] pay_tile
• [ ] photo_tile
• [ ] push_notification_dialog
• [ ] push_notification_overlay
• [ ] sales_order_dialog
• [ ] tpay_button

[JAicewizard]

Before you start too much on this, I want to combine and rework the list cubits to share a lot more code. It might be nice to wait with documenting them untill thats done (it might take a while tho)