CRM-13444 - ensure all logged mails are marked as completed

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* CRM-13444: Implement UI for setting which writes email output to disk and review implementation for Redirect to DB setting
  http://issues.civicrm.org/jira/browse/CRM-13444
Merge pull request #1737 from dlobo/CRM-13444

CRM-13444 - ensure all logged mails are marked as completed
CRM-13491 - add rounding to javascript values

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* CRM-13491: Cannot create contributions using a priceset for certain dollar amounts.
  http://issues.civicrm.org/jira/browse/CRM-13491
CRM-13442 - Adding warning for 4.3 when admin switches from Redirect DB mode to a live mode telling them to check for Scheduled test mailings.

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* CRM-13442: Update Outbound Email help text
  http://issues.civicrm.org/jira/browse/CRM-13442
Merge pull request #1744 from davecivicrm/CRM-13442b

CRM-13442 - Adding warning for 4.3 when admin switches from Redirect DB ...
Merge pull request #1739 from dlobo/CRM-13491

CRM-13491 - add rounding to javascript values