Add registrar website to UI

#279

app/controllers/admin/registrars_controller.rb

@@ -62,7 +62,7 @@ class Admin::RegistrarsController < AdminController
   def registrar_params
     params.require(:registrar).permit(
       :name, :reg_no, :vat_no, :street, :city, :state, :zip, :billing_address,
-      :country_code, :email, :phone, :billing_email, :code, :test_registrar
+      :country_code, :email, :phone, :website, :billing_email, :code, :test_registrar
     )
   end
 end

app/models/registrar.rb

@@ -12,7 +12,7 @@ class Registrar < ActiveRecord::Base
   has_many :priv_contacts, -> { privs }, class_name: 'Contact'
   has_many :white_ips, dependent: :destroy
 
-  delegate :balance, to: :cash_account
+  delegate :balance, to: :cash_account, allow_nil: true
 
   validates :name, :reg_no, :country_code, :email, :code, presence: true
   validates :name, :reg_no, :reference_no, :code, uniqueness: true

app/views/admin/registrars/_form.haml

@@ -27,6 +27,11 @@
               = f.label :phone
             .col-md-7
               = f.text_field(:phone, class: 'form-control')
+          .form-group
+            .col-md-4.control-label
+              = f.label :website
+            .col-md-7
+              = f.url_field :website, class: 'form-control'
           .form-group
             .col-md-4.control-label
               = f.label :email

app/views/admin/registrars/show.haml

@@ -39,6 +39,9 @@
           %dt= t(:credit_balance)
           %dd= @registrar.balance
 
+          %dt= Registrar.human_attribute_name :website
+          %dd= @registrar.website
+
   .col-md-6
     .panel.panel-default
       .panel-heading