[ready-for-core-team-review]CRM-16189, Added checks to validate financial type to have deferred r… (#8585)
* CRM-16189, Added checks to validate financial type to have deferred relationship
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* CRM-16189: Improve support for Accrual Method bookkeeping
https://issues.civicrm.org/jira/browse/CRM-16189
* CRM-16189, fixed notice error and code stylings
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* CRM-16189: Improve support for Accrual Method bookkeeping
https://issues.civicrm.org/jira/browse/CRM-16189
* CRM-16189, updated code to include error msg
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* CRM-16189: Improve support for Accrual Method bookkeeping
https://issues.civicrm.org/jira/browse/CRM-16189