CRM-14423 - CRM_Utils_System - Simplify time-zone lookups
CRM-14423 - Call setMySQLTimeZone as part of Civi's bootstrap
Add Participation test Fix
Merge pull request #2821 from totten/master-timezone

CRM-14423 - Call setMySQLTimeZone during bootstrap on all CMS's
Revert "CRM-14423 - Call setMySQLTimeZone as part of Civi's bootstrap"

This reverts commit 309cd470a1c69b44b2d4c0651b62950a7223ddcc.
Merge pull request #2868 from totten/master-revert-tz

Revert "CRM-14423 - Call setMySQLTimeZone as part of Civi's bootstrap"
Merge pull request #2863 from jitendrapurohit/AddParticipationTest_Fix

Add Participation test Fix
CRM-14436
CRM-14436 : minor improvements
CRM-14436 : upgrade
CRM-14436 : modifications as per #comment-59327