-- test case for issue CRM-12216
Merge pull request #267 from ravishnair/CRM-12216_testcase

-- test case for issue CRM-12216
CRM-12215
Merge pull request #268 from deepak-srivastava/alpha

CRM-12215
worked on CRM-12202, localized buttons and removed unwanted variables
CRM-12231
Merge pull request #269 from yashodha/CRM-12231

CRM-12231
worked on CRM-12202, added overlay for ajax reloading
worked on CRM-12202, reuse existing CRM.confirm(), more code cleanup
Merge pull request #270 from kurund/CRM-12202

CRM-12202