CRM-14442 - prevent presence of Direct Debit (payment_type=2) payment processors from breaking the back-office Submit Credit Card Contribution form.

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* CRM-14442:
  https://issues.civicrm.org/jira/browse/CRM-14442
Merge pull request #2866 from davecivicrm/CRM-14442

CRM-14442 - prevent presence of Direct Debit (payment_type=2) payment pr...