CRM-13695 set $_SERVER[HTTP_HOST] from CIVICRM_UF_BASEURL

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* CRM-13695: cli - set $_SERVER['HTTP_HOST'] from CIVICRM_UF_BASEURL
  http://issues.civicrm.org/jira/browse/CRM-13695
Merge pull request #2011 from kenwest/CRM-13695

CRM-13695 set $_SERVER[HTTP_HOST] from CIVICRM_UF_BASEURL