Add Property Details View (#1116)

* Add backend for property account details

* Rubocop updates

* Add property form with details

* Revert "Rubocop updates"

This reverts commit 05b0b8f3a4.

* Bump brakeman to latest version

* Add overview section to property view

* Lint fixes

app/models/address.rb

@@ -0,0 +1,24 @@
+class Address < ApplicationRecord
+  belongs_to :addressable, polymorphic: true
+
+  validates :line1, :locality, presence: true
+  validates :postal_code, presence: true, if: :postal_code_required?
+
+  def to_s
+    I18n.t("address.format",
+      line1: line1,
+      line2: line2,
+      county: county,
+      locality: locality,
+      region: region,
+      country: country,
+      postal_code: postal_code
+    )
+  end
+
+    private
+
+      def postal_code_required?
+        country.in?(%w[US CA GB])
+      end
+end