* extends BaseModalFormView to hold general logic for processing GET and POST requests for BaseModalForm endpoints
* refactors uuid check to use a specific parameter instead of kwargs
* fixes css bug where modal form input elements would not be visible
* refactors check view for intervention from function to class
* refactors DeductionViews to inherit from extended BaseModalFormView
* refactors views for new ema and edit ema from function to class based
* moves shared access check to base edit form view to be checked for every inheriting class
* fixes bug where private variables changed on singleton objects
* updates translations
* introduces BaseDetailView
* refactors detail views for EIV, KOM, OEK, EMA from function based to class based
* refactors already class based HomeView to inherit from new BaseView
* refactors function based report views into class based for EIV, OEK, EMA, KOM
* introduces BaseReportView for proper inheritance of shared logic
* refactors generating of qr codes into proper class
* refactors deduction views on interventions and eco accounts from function to class based
* introduces basic checks on shared access and permission on BaseView on dispatching --> checks shall be overwritten on inheriting classes
* changes SimpleGeomForm behaviour on small geometries (<1m²): These geometries will now be dismissed on processing
* adds a new info message in case of automatically removed geometries on saving
* updates tests
* extends 404 template (user should check the URL)
* introduces new decorator "uuid_required" which performs a check on a given 'uuid' or 'id' parameter
* throws a Http404 exception --> redirect to 404 template instead of 500 error template
* drops identifier handling on all edit-forms (identifier editing has been disabled on the frontend for a while now)
* updates test cases
* updates form caption for checking and recording action (less intimidating)
* optimizes district column width
* fixes bug on frontend parcel fetching on detail view
* adds extended tooltip for title column on index tables
* retraslates 'Law' to 'Rechtsgrundlage'
* updates Django to 4.x and other packages (if possible) to latest versions
* Attention: Requires postgresql >= 12.0
* updates code fragments to match requirements of newer package versions
* simplifies geometries on SimpleGeomForm if threshold GEOM_MAX_VERTICES has been exceeded
* geometry is iteratively simplified to find a proper tolerance value which satisfies the GEOM_MAX_VERTICES threshold
* reduces number of queries performed on detail views of intervention, compensation and eco_account
* renders deductable_rest of eco account beneath progressbar on eco account index view
* clarifies ordering logic of related column
