Add notification system + organization file upload

config/config-dev.json

config/config-rec.json

src/app/app.component.html

src/app/components/image-upload/image-upload.component.html

src/app/components/image-upload/image-upload.component.scss

src/app/components/image-upload/image-upload.component.ts

src/app/components/index.ts

...app/components/notifications/notifications.component.html

...app/components/notifications/notifications.component.scss

src/app/components/notifications/notifications.component.ts

...s/organizations/detail/organization-detail.component.html

...nents/organizations/edit/organization-form.component.html

...ponents/organizations/edit/organization-form.component.ts

src/app/models/image-upload.model.ts

src/app/models/notification.model.ts

src/app/models/organization.model.ts

src/app/services/app-config.service.ts

src/app/services/index.ts

src/app/services/notification.service.ts

src/app/services/organization.service.ts