CRM-13611 - Improvements to tab titles. Add {ts} to tab href titles and make them consistent.

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* CRM-13611:
  https://issues.civicrm.org/jira/browse/CRM-13611
Merge pull request #4679 from davecivicrm/CRM-13611

CRM-13611 - Improvements to tab titles. Add {ts} to tab href titles and ...