[ready-for-core-team-review]CRM-16189, added form fields on financial account form (#8581)
* CRM-16189, added form fields on financial account form
----------------------------------------
* CRM-16189: Improve support for Accrual Method bookkeeping
https://issues.civicrm.org/jira/browse/CRM-16189
* CRM-16189, updated code to change class and other changes
----------------------------------------
* CRM-16189: Improve support for Accrual Method bookkeeping
https://issues.civicrm.org/jira/browse/CRM-16189
* CRM-16189, fixed jenkins error
----------------------------------------
* CRM-16189: Improve support for Accrual Method bookkeeping
https://issues.civicrm.org/jira/browse/CRM-16189
* --CRM-16189, updated JS