add helper methods to display form_fields

app/helpers/clients_helper.rb

@@ -1,2 +1,5 @@
 module ClientsHelper
+  def client_form_fields
+    [:company_name, :firstname, :lastname, :streetname, :zipcode, :city, :country, :email, :phone]
+  end
 end

app/helpers/projects_helper.rb

@@ -1,2 +1,5 @@
 module ProjectsHelper
-end
+  def project_form_fields
+    [:name, :email, :short_name, :offer_date, :order_date]
+  end
+end

app/helpers/subproject_addresses_helper.rb

@@ -0,0 +1,5 @@
+module SubprojectAddressesHelper
+  def subproject_address_form_fields
+    [:streetname, :zipcode, :city, :country]
+  end
+end

app/helpers/subprojects_helper.rb

@@ -1,2 +1,5 @@
 module SubprojectsHelper
+  def subproject_form_fields
+    [:subproject_name, :project_id, :client_id, :owner_id, :builder_id]
+  end
 end