* Initial work on #13283
* Enable passing TomSelect HTML template attibutes on DynamicModelChoiceField
* Merge disabled_indicator into option_attrs
* Add support for annotating a numeric count on dropdown options
* Annotate parent object on relevant fields
* Improve rendering of color options
* Improve rendering of color options
* Rename option_attrs to context
* Expose option context on ObjectVar for custom scripts
* Document dropdown context variables
* Introduce custom form widget templates to apply CSS classes
* Apply both mandatory and optional CSS classes to form widgets
* Omit required & placeholder attrs
* Move annotation of field validation failures to CSS
* Remove BootstrapMixin class
* Remove obsolete ComponentTemplateImportForm class
* Remove obsolete custom forms for login & password change
* Clean up obsolete accommodations for 'required' widget attr
* Move L2VPN and L2VPNTermination models from ipam to vpn
* Move L2VPN resources from ipam to vpn
* Extend migration to update content types
* Misc cleanup
* Issue #12622: Fix creating Prefix using VLAN without site
* Issue #12622: Fix importing Prefix using VLAN without site
This commit also adds tests to verify the import changes implemented
in this commit.
* Issue #12622: Cleanup code to filter allowed VLANs on a prefix import
* Closes#12622: Switch to VLAN selector dialog when creating Prefix
* Fixes: #10757 - Change interface assignment to use new selector. Perform the same change to the NAT assignment as well.
* Remove nat_vrf from form and remove query_params that are not required anymore
* Clean up base modules
* Clean up forms modules
* Clean up templatetags modules
* Replace custom simplify_decimal filter with floatformat
* Misc cleanup
* Merge ReturnURLForm into ConfirmationForm
* Clean up import statements for utilities.forms
* Fix field class references in docs
* WIP
* WIP
* WIP
* Make object selector functional
* Replace extraneous form fields with selector widgets
* Avoid overlap with filterset field names
* Show checkmarks next to visibile filters
* Update results automatically when searching
* Include selector for device/VM component parent fields
* Use selector for filtering VLAN group/site
* Limit selector to 100 results
* Move ASN to a separate module
* Move ASNField from dcim to ipam
* Introduce ASNRange model
* Add relationship from ASN to ASNRange
* Add an available-asns API endpoint
* Add RIR assignment for ASNRange
* Add standard tests
* Move child ASNs to a tabbed view
* Remove FK on ASN to ASNRange
* Add tests for provisioning available ASNs
* Add docs for ASNRange
