GenCode shouldn't reduce memory_limit
CRM-12571 fix
CRM-12466

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* CRM-12466: Group listings don't load
  http://issues.civicrm.org/jira/browse/CRM-12466
CRM-12587

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* CRM-12587: setting group contact cache to zero results in it being set to 5
  http://issues.civicrm.org/jira/browse/CRM-12587
Merge pull request #702 from eileenmcnaughton/CRM-12584

CRM-12584 GenCode shouldn't reduce memory_limit
Merge pull request #703 from pratik-joshi/CRM-12571

CRM-12571 fix
Merge pull request #705 from dlobo/CRM-12587

CRM-12587
Merge pull request #704 from dlobo/CRM-12466

CRM-12466