worked on CRM-13233
clean up
cleanup function and remove unused param
CRM-13209, fixes to remove required if file exists

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* CRM-13209: Mandatory custom fields, on edit, always require a new upload (regression)
  http://issues.civicrm.org/jira/browse/CRM-13209
CRM-13209, fixes to remove required if file exists

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* CRM-13209: Mandatory custom fields, on edit, always require a new upload (regression)
  http://issues.civicrm.org/jira/browse/CRM-13209
template cleanup
CRM-13233, js and formRule fixes

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* CRM-13233: Payment Method field (payment_processor) should not be required if total fee is $0
  http://issues.civicrm.org/jira/browse/CRM-13233
CRM-12925 - Search Builder - Allow query-classes to influence the options displayed for each field

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* CRM-12925: Implement "Job" search (for "Search Builder")
  http://issues.civicrm.org/jira/browse/CRM-12925
CRM_Contact_BAO_Query_Interface - More docs
Merge pull request #1495 from totten/master-alter-search-builder

CRM-12925 - Search Builder - Allow CRM_Contact_BAO_Query_Hook to influence options
-- CRM-13125 handled "in" and "notin" operator within stringParam function

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* CRM-13125: Write phpunit tests for reports shipped by hrreport extension
  http://issues.civicrm.org/jira/browse/CRM-13125
* CRM-13012fix:
  http://issues.civicrm.org/jira/browse/CRM-13012fix
more cleanup CRM-13233

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* CRM-13233: Payment Method field (payment_processor) should not be required if total fee is $0
  http://issues.civicrm.org/jira/browse/CRM-13233
Merge pull request #1492 from kurund/CRM-13209

CRM-13209, remove required error if file is already uploaded
Merge pull request #1496 from ravishnair/CRM-13012fix

-- CRM-13125 handled "in" and "notin" operator within stringParam function
clean up (CRM-13205)
Merge pull request #1498 from yashodha/4.4.CRM-13205

clean up (CRM-13205)
Merge pull request #1497 from kurund/CRM-13233

CRM-13233, js and form rule fixes if zero amount is selected for events