feat: IP lookup (#1315)

- feature to store contact IP for accounts
- IP lookup through geocoder gem
- ability to do IP lookup through external APIs
- add commit hook to prevent push to develop and master
- migrations to fix default values for jsonb columns

db/migrate/20201019173944_add_default_value_to_jsonb_colums.rb

@@ -0,0 +1,8 @@
+class AddDefaultValueToJsonbColums < ActiveRecord::Migration[6.0]
+  def change
+    change_column_default :contacts, :additional_attributes, from: nil, to: {}
+    change_column_default :conversations, :additional_attributes, from: nil, to: {}
+    change_column_default :installation_configs, :serialized_value, from: '{}', to: {}
+    change_column_default :notification_subscriptions, :subscription_attributes, from: '{}', to: {}
+  end
+end