Refactored out of CRM_Core_PseudoConstant: getBatchType(), getBatchStatus(). CRM-12464

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* CRM-12464:
  http://issues.civicrm.org/jira/browse/CRM-12464
Refactored out of CRM_Core_PseudoConstant: IMProvider(), pcm(), preferredCommunicationMethod(), activityContacts(), eventContacts(), getBatchMode(), autoRenew(). CRM-12464

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* CRM-12464: Search improvements in 4.4
  http://issues.civicrm.org/jira/browse/CRM-12464
Merge branch 'search' of github.com:twomice/civicrm-core into search