anchor.diff:  
   -define(CATEGORY, "onbill").
   -define(ACTIONS, [<<"current_state">>
  +                 ,<<"import_accounts">>
                    ]).
  +
  +-define(IMPORT_ACCOUNTS_DOC_FIELDS
  +       ,[<<"account_name">>
  +        ,<<"users">>
  +        ]).
  +
  +-define(IMPORT_ACCOUNTS_MANDATORY_FIELDS
  +       ,[<<"account_name">>
  +        ]).
  +
   
   %%%===================================================================
   %%% API
  
positive.code: 
  %% Appliers
  -export([current_state/2
          ]).
  
  -include_lib("tasks/src/tasks.hrl").
  
negative.code:     ,{<<"doc">>, <<"Just an experimentsl feature.\n"
                     "No additional parametres needed.\n"
                   >>}
      ];
  
  action(<<"import_accounts">>) ->
      Mandatory = ?IMPORT_ACCOUNTS_MANDATORY_FIELDS,
      Optional = ?IMPORT_ACCOUNTS_DOC_FIELDS -- Mandatory,
  
      [{<<"description">>, <<"Bulk-create accounts using account_names list">>}
      ,{<<"doc">>, <<"Creates accounts from file">>}
      ,{<<"expected_content">>, <<"text/csv">>}
      ,{<<"mandatory">>, Mandatory}
      ,{<<"optional">>, Optional}
      ].
  
  %%% Verifiers
  