* adds user/includes/contact_modal_button.html for calling contact data of a user
* adds user contact modal to intervention detail view
* adds translations
* adds related eco account withdraw detail view to intervention detail view
* adds new route for removing withdraws using RemoveModalForm
* adds EcoAccountWithdraw model
* adds admin interfaces for EcoAccount and EcoAccountWithdraw
* adds message_templates.py to konova/utils for reusable messages
* splits related-documents.html and related-objects.html into separate templates for each related object type: compensations.html, documents.html, eco-account-withdraws.html and payments.html
* adds translations
* extends share link form to share settings form
* adds list of users with access to the intervention
* adds logic for removing these users
* enhances translations
* adds modal for rendering the share url
* adds new custom_widget text-to-clipboard-input.html
* provides a copy button for writing the text input's value into the client's clipboard
* adds translation
* adds access_token as new attribute
* adds generating of access_token
* adds new form
* adds two new routes for sharing an intervention
* adds translation
* adds render_submit to BaseModalForm which triggers rendering the modal footer
* adds help texts to add payment form
* adds removing button for payments
* refactors user fetching into BaseForm
* adds generic RemoveModalForm which is intended to be used for every modal form which shall remove something
* adds translations
* removes unused html
* prepares payment amount field to be able to process german inputs like '1.000,50' which is not the international default
* adds modal form for adding payments
* generalizes generic_table_form.html for table-form-like usage in modal_form.html
* adds css enhancements for focused input fields
* adds BaseModalForm as specification to BaseForm, which inherits the BSModalForm class as well
* adds translations
* adds hint for empty map in case of missing geometry
* adds empty geometry workaround, so openlayers is rendered without digitalization tools
* adds translations
* adds related object overview in detail view
* adds comment field to payment model for 'Verwendungszweck'
* simplifies intervention urls
* adds translations
* adds (WIP) detail view for interventions
* renames typo in conservations_file_number to conservation_file_number
* adds simple has_access check for intervention objects for given users
* renames occurences of "Registered" to "Recorded" (verzeichnen)
* adds an informing message for detail view of intervention objects which are not editable for a user
* adds GeometryAdmin
* adds fallback DEFAULT_SRID for Geometry model
* adds translations
* adds user access relation to certain models
* adds pagination to tables
* adds checked_on/_by attributes to intervention model
* adds custom column rendering for checked and registered columns
* adds first simple index filtering of default interventions for user
* adds translations
* No detailed permissions due to django constraints on model-based permissions
* instead: logic controlled permission by group membership
* adds translations
