CRM-14423 - Extract class CRM_Utils_Check from CRM_Utils_Check_Security
CRM-14423 - CRM_Utils_Check_Env - Add check for other environmental configuration issues
CRM-14423 - Run env checks before executing tests
Merge pull request #2819 from totten/4.4-tz-alert

CRM-14423 - Alert admins/developers if env is misconfigured
Merge remote-tracking branch 'upstream/4.4' into 4.4-master-2014-04-04-00-08-28

Conflicts:
	CRM/Core/Page.php