fixing args passed to hook pre

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* CRM-12603: grant pre hook invoked with wrong arg
  http://issues.civicrm.org/jira/browse/CRM-12603
CRM-10431 - regression due to coder modifitcations

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* CRM-10431: some regular expression strings were broken by coder module formatting
  http://issues.civicrm.org/jira/browse/CRM-10431
Merge pull request #740 from JoeMurray/CRM-12603

fixing args passed to hook pre
Merge pull request #741 from dlobo/CRM-10431

CRM-10431 - regression due to coder modifitcations
fixed more notices
Merge pull request #744 from kurund/notice-fixes

fixed more notices on pledge and while sending email receipt
CRM-12624

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* CRM-12624: WordPress does not allow anon user to access subscribe/unsubscribe CiviMail pages
  http://issues.civicrm.org/jira/browse/CRM-12624
Merge pull request #747 from dlobo/CRM-12624

CRM-12624